You learn something new every day.

(chiefly Northern England, Scotland) A lot of small amounts, put together, become a large amount.

(UK, colloquial) Unusually slow.

(simile, colloquial) In excellent condition.

(Australia, simile, informal) Extremely anxious for sex.

It is advantageous not to rely solely on being nice to others.

(chiefly US, colloquial, idiomatic, somewhat vulgar) To be brave; to show some courage, especially in a situation in which one has so far failed to do so.

(cricket) Describing the status of a batsman who has made a duck in the first innings, and is yet to score in the second.

A magic trick where four small items appear to move around a mat with just the wave of the magician's bare hands.

Expressing the common belief that eating more will cure the common cold, and eating less will cure a fever.