Definitions For Tumbler

noun

• Pigeon that executes backward somersaults in flight or on the ground
• A glass with a flat bottom but no handle or stem; originally had a round bottom
• A movable obstruction in a lock that must be adjusted to a given position (as by a key) before the bolt can be thrown
• A gymnast who performs rolls and somersaults and twists etc.
• A glass used for drinking that has a flat bottom and no stem or handle
• The amount of liquid held in a tumbler
• A person who performs athletic movements that involve rolling or turning along the ground or through the air