Inflected forms: pl. al·leys 1. A narrow street or passageway between or behind city buildings. 2. A path between flower beds or trees in a garden or park. 3.Sportsa. A straight narrow course or track, especially a bowling alley. b. Either of the parallel lanes at the sides of a tennis court, which widen the inbounds area for doubles play.
IDIOM:
up (one's) alleyInformal Compatible with one's interests or qualifications: an assignment that is right up your alley.
ETYMOLOGY:
Middle English alei, from Old French alee, from aler, to walk, from Latin ambulre. See ambulate.