The phrase comes from online fandom slang, where to ship two characters means wanting them in a romantic relationship, with ship shortened from relationship. Clips repeating the declaration spread through fan edits, reaction compilations and social posts because the meaning is clear even without context. It works for canon couples, crack pairings and real people edited together for comedy, so creators keep using it as a quick, affectionate verdict rather than explaining their feelings in a caption or comment under a scene online today.