Definition of Yale in US English:

Yale

(also Yale lock)

noun

trademark
  • often as modifier A type of lock with a latch bolt and a flat key with a serrated edge.

    • ‘‘Loids’: pieces of celluloid used to force back the latch of a Yale type lock’
    • ‘The frame itself was nothing short of a battlefield to the indiscriminate slaughter of Yales and Stubbs.’
    • ‘Their front door was fitted with a Yale lock, two bolts and a security chain.’
    • ‘The front door, on a Yale lock, clicked shut behind them, and they stood together, hunched up, in the recessed doorway.’
    • ‘And he said, ‘My front door is bolted with three bolts and a Yale lock.’’

Origin

Mid 19th century: named after Linus Yale Jr (1821–68), the American locksmith who invented the mechanism it uses.

Pronunciation

Yale

/jeɪl//yāl/