Meaning of the word underlay in English

What does underlay mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

underlay

US /ˈʌn.dɚ.leɪ/
UK /ˈʌn.də.leɪ/

Noun

a layer of material placed under another, especially carpet or linoleum, to provide cushioning or insulation

Example:
We need to buy new underlay before laying the carpet.
Good quality underlay can significantly extend the life of your carpet.

Verb

to lie or be placed under something

Example:
The old foundations underlay the new building.
A thick layer of insulation underlay the floorboards.