Underneath | Mean of underneath in English Dictionary

/ˌʌndɚˈniːθ/

• below or beneath (something)
1. He hid the envelope underneath his coat.
2. She slipped a note underneath the door.
3. The ball rolled underneath the car.
4. He lives in the apartment underneath mine.
• on the bottom of (something)
1. There was gum stuck underneath the table.
• hidden below (an outward appearance)
1. Underneath her calm exterior was a nervous woman with a hot temper.
2. They actually had a lot in common underneath their obvious differences.
3. He might seem unkind, but underneath it all [=actually], he's a very caring person.

• below or beneath
1. He wore a white sweater with a red shirt underneath.
2. She lifted up the rock and found ants crawling underneath.
• on the lower side
1. The car had rust underneath.
• Noun
• the bottom surface of something
1. The plate had a name stamped on the underneath.