Social media thread glossary

Definitions and examples for writing, publishing, and understanding social threads.

A

Algorithm

An algorithm is a set of computational rules; social feeds use algorithms to select and order content.

Alt text

Alt text is a written alternative that communicates an image’s relevant information for people who cannot see it.

Analytics snapshot

An analytics snapshot records selected performance metrics at a particular point in time.

API posting

API posting publishes content through a platform’s programming interface instead of its interactive compose screen.

Auto-plug

Auto-plug automatically adds a promotional reply to a post when configured conditions are met.

B

Best time to post

The best time to post is a tested publishing window that supports a specific outcome for a particular audience.

Bump

Bump means commenting on an existing post to bring it back to people's attention and restart the conversation.

C

Carousel

A carousel presents several visual panels in a sequence that readers can move through within one content item.

Character limit

A character limit is the maximum amount of text allowed in a post or another publishing field.

Click-through

Click-through is the action of following a link from content to its destination.

Comment chain

A comment chain develops a topic through connected comments beneath a parent post.

Community Notes

Community Notes is X’s contributor system for adding and evaluating context on posts that may be misleading.

Content repurposing

Content repurposing adapts existing material into a new format, angle, or use while preserving its core information.

Contrarian take

A contrarian take challenges a common belief and explains the reasoning or evidence for a different view.

Cross-posting

Cross-posting publishes the same or closely adapted content on more than one social platform.

CTA post

A CTA post asks readers to take a specific next action, such as replying, visiting a resource, or signing up.

D

DM

DM means 'direct message,' a private conversation sent to an account rather than posted in a public reply.

Dwell time

Dwell time is the amount of time a person spends viewing or attending to a piece of content.

E

Engagement rate

Engagement rate expresses counted interactions as a percentage of a stated audience or exposure measure.

Evergreen queue

An evergreen queue recycles reusable posts into future publishing slots so they can run again.

F

Facebook Page

A Facebook Page is a public presence used by a business, organization, creator, or other entity on Facebook.

Follower growth

Follower growth is the change in an account’s follower count over a defined period.

G

GM

GM means 'good morning,' a casual greeting creators use on X and Threads to open a conversation with their community.

H

Hook

A hook is the opening idea that gives someone a reason to stop scrolling and read a post or thread.

Hook line

A hook line is the specific opening sentence or phrase used to introduce a post’s central appeal.

I

ICYMI

ICYMI means 'in case you missed it,' a label used to reshare a useful post, update, or announcement with readers.

Impressions

Impressions count recorded displays of content, including repeat displays to the same person where the platform counts them.

IRL

IRL means 'in real life,' distinguishing an offline experience or in-person interaction from something happening online.

L

Link in first post vs reply

Link in first post vs reply describes whether a thread’s destination link appears in its opener or a later reply.

Listicle thread

A listicle thread organizes its explanation as a list of distinct items spread across connected posts.

O

OP

OP means 'original poster,' the person who started a post or discussion, and can also refer to the original post itself.

Open loop

An open loop introduces a question or unresolved situation that a later part of the content answers.

P

Pattern interrupt

A pattern interrupt is a deliberate change in wording, format, or expectation that draws attention within familiar content.

Pinned post

A pinned post is a post an account chooses to keep prominently positioned on a supported profile or page surface.

Post numbering (1/n)

Post numbering labels entries with their position in a sequence, often using a current-post/total-posts format.

Posting cadence

Posting cadence is the recurring frequency and rhythm of publishing content over time.

POV

POV means 'point of view,' a hook that invites readers to imagine a scene or situation from a particular perspective.

Profile visit

A profile visit is a recorded opening of an account’s profile, often after someone encounters its content.

Q

Queue slot

A queue slot is a recurring publishing time that can be filled by the next eligible item in a content queue.

Quote post

A quote post shares another post inside a new post that adds the sharing author’s own commentary.

R

Rate limit

A rate limit restricts how many requests or publishing actions can occur within a specified time window.

Ratio

Ratio means a post is drawing more replies than likes, often interpreted on X as a sign of disagreement or criticism.

Reach

Reach is the number of distinct people or accounts reported as having seen content during a defined period.

Reply chain

A reply chain is a sequence of posts connected by replies, with each reply attached to an earlier post.

Repost

A repost shares an existing post through a platform’s native sharing action without adding a new commentary post.

RT

RT means 'retweet,' the older X term for sharing another account's post, now commonly described as a repost.

S

Scheduling

Scheduling assigns content a future publication time so it can be published without a manual action at that moment.

Shadowban

Shadowban is an informal label for suspected visibility restrictions that are not clearly announced to the account owner.

Social proof

Social proof is evidence of other people’s choices or experiences that can influence how someone evaluates a claim or offer.

Story thread

A story thread follows an event or experience across connected posts, showing what changed and why it matters.

Swipe file

A swipe file is a saved collection of examples used to study writing approaches and generate new ideas.

T

Thread

A thread is a connected sequence of social posts that develops one topic across several entries.

Thread length

Thread length is the number of connected posts in a thread, sometimes considered alongside its total text length.

Thread template

A thread template is a reusable outline that assigns a purpose to each part of a thread.

Thread unroll

A thread unroll combines a sequence of connected posts into a single continuous reading view.

Threads (app)

Threads is Meta’s social app for sharing posts and participating in public conversations.

Time zone scheduling

Time zone scheduling ties a publication time to a specified time zone so its intended local time is clear.

TL;DR

TL;DR means 'too long; didn't read,' a label for a brief summary of a longer post, thread, or explanation.

V

Viral coefficient

Viral coefficient estimates how many new participants each existing participant brings into a defined referral process.

X

X Premium

X Premium is X’s paid subscription offering, which includes access to longer posts among its features.