slip under

phrasal verb·1 sense·particle under

Meanings

1

Quietly place something underneath a surface

Why “under”? Under the surface means hidden.

He slipped a note under the door.
He quietly placed a note beneath the door.
Maya slipped the key under the mat.
Maya quietly placed the key beneath the mat.

Don't confuse with

slip underslip behind

Slip under means quietly place something underneath a surface. Slip behind means lose ground gradually compared to others.

Test yourself

He slipped a note under the door. What does it mean?

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