al ‧ ley /ˈæli/ BrE AmE ( also alleyway ) noun [countable]
[ Date: 1300-1400 ; Language: Old French ; Origin: alee , from aler 'to go' , from Latin ambulare ; ⇨ ↑ amble ]
1 . a narrow street between or behind buildings, not usually used by cars:
The alley led to the railway bridge.
She found the side alley where the stage door was located.
2 . right up/down sb’s alley very suitable for someone:
The job sounds right up your alley.
⇨ ↑ blind alley , ↑ bowling alley