intransitive verb

1. to make a sound like that of a prolonged z; hum like a bee
2. to talk excitedly or incessantly, esp. in low tones
3. to gossip
4. to move with a buzzing sound
5. to be filled with noisy activity or talk

Etymology: echoic

transitive verb

1. to utter or tell (gossip, rumors, etc.) in a buzzing manner
2. to make (wings, etc.) buzz
3. to fly an airplane low over (a building, etc.), often as a signal
4. to signal (someone) with a buzzer
5. Informal to telephone

noun

1. a sound like that of a prolonged z or a bee's hum; buzzing
2. a confused sound, as of many excited voices
3. noisy activity; stir; agitation
4. a signal on a buzzer
5. Informal buzz cut
6. Informal a telephone call
7. Informal rumor or speculation circulating about some person, event, etc.
8. Slang a condition of euphoria induced as by drugs