| boom | 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 |
|---|---|
| boom | a pole carrying an overhead microphone projected over a film or tv set |
| boom | a deep prolonged loud noise |
| boom | a sudden happening that brings very good fortune |
| boom | a state of economic prosperity |
| boom | grow stronger |
| boom | hit hard |
| boom | make a deep hollow sound |
| boom | make a resonant sound |
| boom | be the case that thunder is being heard |
| boom | make a deep hollow sound |
| boom | a town enjoying sudden prosperity |