(idiomatic, informal) To eat excessively.

Slowly and steadily, without rushing.

(idiomatic, UK) To meddle; to stick one's nose into (something)

Synonym of up to here

(idiomatic) In suspense; waiting eagerly or anxiously for some resolution.

Alternative form of one man and his dog

(idiomatic, Britain, colloquial, humorous) Mad; insane.

To use one's tongue to remove moistness from the sides of one's mouth, as when salivating or at the conclusion of a meal. / (idiomatic) To look forward avidly to eating something.

A form of challenge, in the same spirit as a medieval knight throwing down his gauntlet.

(cricket) To score one's first run in an innings. / (idiomatic, Britain, by extension) To do something for the first time.