boom
boom is a valid 4-letter word worth 8 points in Scrabble and 10 points in Words with Friends.
What does boom mean?
A pole carrying an overhead microphone projected over a film or tv set.
A state of economic prosperity.
A deep prolonged loud noise.
A sudden happening that brings good fortune (as a sudden opportunity to make money).
“the demand for testing has created a boom for those unregulated laboratories where boxes of specimen jars are processed like an assembly line”
Any of various more-or-less horizontal spars or poles used to extend the foot of a sail or for handling cargo or in mooring.
Make a resonant sound, like artillery.
“His deep voice boomed through the hall”
Hit hard.
Grow vigorously.
“business is booming”
Be the case that thunder is being heard.
Make a deep hollow sound.
“Her voice booms out the words of the song”