A sudden downward slope. / The precipitous outer side of a coral reef, facing the open sea. / A sudden decrease. / A delivery; the act of leaving a package, etc.

simple past tense and past participle of head off

(transitive and intransitive) To become detached or to drop from. / (intransitive) To diminish in size, value, etc.

(idiomatic, transitive) To steal or abscond with. / (idiomatic, transitive) To elope; to leave with (someone) with the intention of living with them or marrying them.

An informal competition between two dancers who must progressively dance better than their opponent.

Third-person singular simple present indicative form of mouth off

present participle of mouth off

simple past tense and past participle of mouth off

plural of off day

(intransitive, slang) To complain or otherwise express oneself in a loud, immoderate manner. / (transitive, intransitive, slang) To talk impudently, especially to one's superior.