One should put one's mental faculties to good use.

(chiefly in the negative) To have courage and be assertive.

Alternative form of take a long walk on a short pier

(Australia, simile, informal, vulgar) Very dry.

present participle of go out on a limb

Synonym of in a manner of speaking

Alternative form of A-life (artificial life)

Alternative form of A-life (artificial life)

(transportation planning) Transportation for ordinary purposes, as opposed to that by a professional driver for business purposes.

A mathematical problem in which a set of deliveries must be made along a set of available routes between fixed sources and destinations, within limited time periods, and with the possibility of changing vehicles during a trip.