(idiomatic) To have unexpected good fortune.

(informal, sarcastic) It is highly doubtful: indicating that something is not likely to happen to the person specified.

(idiomatic) To be grateful, feel oneself fortunate.

A female personification of luck.

(idiomatic) Unlucky or undergoing a period of bad luck, especially with respect to financial matters.

plural of lucky dip

A particular drug used in chemotherapy.

(economics) Of or pertaining to American economist Robert Lucas Jr..

(economics) A follower of the theories of American economist Robert Lucas Jr..

(taxonomy, biology, paleontology) Initialism of last universal common ancestor; the hypothesised most recent primordial organism that is an ancestor to all organisms now living.