nounchiefly Scottish & Northern English
- A girl or young woman: he married a lass from YorkshireMore example sentences
- Now, though, all the young lasses can clump the ball and everyone knows that the sisters are there for the beating.
- Shelma's a young lass from, well, I'm not sure where she's from, but she sings like an angel.
- On my first day of travelling to school on the bus, I was at the back along with some friends, when a young lass got on.
Middle English: based on Old Norse laskura (feminine adjective) 'unmarried'.