(chiefly UK) To do something as entirely or completely as possible; to reserve or hold back nothing.

Almost at the beginning of.

(idiomatic, Britain) To be particularly bad, objectionable, or egregious. / (idiomatic, Canada) To be of no further use; to be near death.

(idiomatic) Of a telephone, to ring constantly or excessively.

(chiefly US and Australia, informal, figuratively) To study, especially with particular intensity.

(simile, colloquial, Ireland) Furiously or vigorously, repeatedly.

(boxing) the pre-fight measurements made of the combatants / (by extension) statistics given to compare two people or entities

(idiomatic) To explore or probe, as before making a commitment.

Nothing is impossible or out of reach.

(idiomatic, slang) Someone or something which is annoying, irritating or inconvenient.