Uvula

noun

1. The fleshy appendage that hangs from the back of the palate, that closes the nasopharynx during swallowing.
2. The slight elevation in the mucous membrane immediately behind the internal urethral orifice of the urinary bladder, caused by the middle lobe of the prostate.
3. An object so suspended inside a bell that it may hit the bell and cause it to ring; a clapper.