overlay
noun
Definitions
A piece of paper pasted upon the tympan sheet to improve the impression by making it stronger at a particular place.
(betting) Odds which are set higher than expected or warranted. Favorable odds.
A horse going off at higher odds than it appears to warrant, based on its past performances.
A decal attached to a computer keyboard to relabel the keys.
verb
Definitions
To lay, spread, or apply something over or across; cover.
To overwhelm; to press excessively upon.
To lie over (someone, especially a child) in order to smother it; to suffocate.
To put an overlay on.