(accounting, computing, business) Of or pertaining to any situation where the last to arrive is the first to go, or a data structure where the most recently added item is the first to be retrieved.

A person's circumstances are normally the result of their own actions.

In large numbers, or great crowds.

plural of diamond in the rough

A course of action doomed to be futile.

plural of exercise in futility

(idiomatic) used to add emphasis to "why" when beginning question.

(idiomatic) In very close cooperation.

concerning; in reference to. / in comparison with

(Britain, informal) Used as a fatuous excuse to avoid doing something.