slot
A narrow depression, perforation, or aperture; especially, one for the reception of a piece fitting or sliding into it.
Other meanings
A period of time or position within a schedule or sequence.
“I've booked your haircut for the 2 p.m. slot.”
The track of an animal, especially a deer; spoor.
Word history
From Old Norse "slóð" (track).
Where this comes from
This definition is adapted from “slot” on Wiktionary, by its contributors, published under CC BY-SA 4.0. This page is published under the same licence.