One entry found for tumbler.

Main Entry: tum·bler
Pronunciation: tm-blr
Function: noun
1 : a person (as an acrobat) who tumbles
2 : a pigeon that often tumbles backward in flight
3 : a drinking glass <a water tumbler>
4 : a movable part in a lock that must be adjusted (as by a key) before the lock will open

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