lass

UK: /ˈlæs/ US: /læs/ ,(las)

WordReference Random House Learner's Dictionary of American English © 2026

lass /læs/   n. [countable]

1. a girl or young woman.

WordReference Random House Unabridged Dictionary of American English © 2026

lass  (las), n. 

1. a girl or young woman, esp. one who is unmarried.
2. a female sweetheart:
   a young lad and his lass.

• Middle English las, lasse, of uncertain origin, originally 1250–1300

Collins Concise English Dictionary © HarperCollins Publishers::

lass / læs/ noun

1. a girl or young woman
2. a familiar form of address for any female

Etymology: 13th Century: origin uncertain