Meaning
One of the strongest Jamaican swear words — a forceful exclamation of anger or shock, and a harsh insult or intensifier. It is deeply offensive and taboo in polite, professional or family settings. Documented here for completeness, as a language reference should.
Examples
-
Him bawl out di curse when him get di news.
He shouted the expletive when he got the news.
Shown without spelling it out — used as a raw exclamation of shock.
-
Dat is a raasclaat lie.
That is an outrageous lie.
As an intensifier it makes the statement far harsher.
Origin
A compound of 'raas' (arse) and 'claat' (cloth) — literally a cloth for the backside. It belongs to the same curse family as 'bumboclaat' and 'bloodclaat'.
How it’s used
Extremely vulgar and capable of causing real offence. Inappropriate in almost every setting outside close, informal company. Listed and labelled here to be honest and complete, not to encourage use.