(intransitive, Australia, colloquial) To pay a higher price than might be expected or considered reasonable.

(transitive, idiomatic) To harp on; to remind continuously (especially of a misstep or defeat).

(idiomatic) To engage in self-improvement; to begin a good habit or shed a bad habit.

(idiomatic, slang, informal, hyperbolic) Never; not in this lifetime or a time in the unforeseeably distant future; not a chance.

To worry about unfortunate events which have already happened and which cannot be changed.

(idiomatic, usually hyperbolic) Under no circumstances; absolutely not.

(intransitive, slang) To have sex / Used other than figuratively or idiomatically: see get, one's, leg, over.

(idiomatic) forever; without success, no matter how long one perseveres

To hasten.

(US, Canada, simile) Ill, unwell.