slip
To lose one’s traction on a slippery surface; to slide due to a lack of friction.
Other meanings
To accidentally reveal a secret or otherwise say something unintentionally.
To move or fly (out of place); to shoot; often with out, off, etc.
“A bone may slip out of place.”
Word history
From Middle Low German "slippen".
Where this comes from
This definition is adapted from “slip” on Wiktionary, by its contributors, published under CC BY-SA 4.0. This page is published under the same licence.