verb / noun
slip
SLIP/slɪp/
To slide out of an intended position.
The man slips on the ice and spreads his arms to regain balance.

Etymology
Middle English slippen already meant escaping or moving softly and quickly, which connects directly with quiet movement away. The verb also came to describe an unintended slide, including losing one's footing or sliding out of place.
In context
… it is possible for the annulus fibrosus to to rupture and nucleus pulposus to slip through annulus fibrosus this is the condition known as a slip disc
More examples
- The wet glass slips out of my hand.
- My glasses keep slipping down my nose.
- A slip on the wet steps leaves her with a bruised knee.
Forms
slip · slips · slipped · slipping
slippery adjective — Difficult to grip or stand on securely.