A collab (short for collaboration) is a piece of content created jointly by two or more creators or brands, combining their audiences and creative input. On Instagram, the Collab post feature allows a post to appear on both collaborators’ profiles simultaneously and show combined engagement counts.
Collabs are a common growth tactic - each party gains exposure to the other’s audience in a way that feels more organic than a standard shoutout or ad. They work best when both parties share a similar audience but aren’t direct competitors, and when the content itself makes sense as a joint effort rather than a forced pairing.