Definitions

1. noun

The lock or mechanism used to fasten a door, typically having a keyhole and operated by inserting a key in the keyhole and turning it.

“She turned the yale on the door to secure it for the night.”

2. verb

To fasten or secure a door with a yale lock.

“He yaled the door to keep the intruders out.”

3. proper noun

Yale University, a private Ivy League research university in New Haven, Connecticut, USA.

“She is a graduate of Yale.”