tumbler(redirected from tumblerfuls)
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1. a person, esp a professional entertainer, who performs somersaults and other acrobatic feats
a. a part that moves a gear in a train of gears into and out of engagement
b. a single cog or cam that transmits motion to the part with which it engages
3. a breed of domestic pigeon kept for exhibition or flying. The performing varieties execute backward somersaults in flight
A device in a lock cylinder that must be moved to a particular position, as by a key, before the bolt can be thrown.
A device or mechanism in which objects are tumbled.
In a lock, the locking mechanism which detains the bolt until set free by a key.