(idiomatic) A gradually increasing feeling of anger or frustration. / (fiction, fandom slang) A romantic story (especially a work of fan fiction) in which the central relationship develops slowly.

(fiction, fandom slang, of a romantic relationship) Developing slowly over the course of the story.

(UK, colloquial) Unusually slow.

(UK) A period of time spent in an unusually slow fashion. / (UK) Deliberate slow working as a protest during an industrial dispute.

plural of go-slow

to cook slowly / to cook in a slow cooker

very slow

plural of slow burn

Alternative form of forslow

A form of clapping in which audience members clap slowly, with long intervals between claps, as a form of heckling and to show that they disapprove of a performer, speaker, etc.