let down (2)
This page is about the phrasal verb let down (2)
to release the air from something like a tyre or a blow-up mattress
- let down sth Timothy was expelled from school for letting down the tyres on his teacher's car.
- let sth down After they'd played with their blow-up dolls, they let them down and packed them away.
This is typically used in British and Australian English but may be used in other varieties of English too.
Letting the mattress down was much easier than
Contributor: Matt Errey