Buzz

n. 1 hum of a bee etc. 2 sound of a buzzer. 3 a low murmur as of conversation. b stir; hurried activity (buzz of excitement). 4 slang telephone call. 5 slang thrill. v. 1 hum. 2 a summon with a buzzer. b slang telephone. 3 a (often foil. by about) move busily. b (of a place) appear busy or full of excitement.