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
a pole carrying an overhead microphone projected over a film or tv set
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"
a state of economic prosperity
grow stronger; "The economy was booming"
make a deep hollow sound; "Her voice booms out the words of the song"
make a resonant sound, like artillery; "His deep voice boomed through the hall"
god of the Canaanites and Phoenicians to whom parents sacrificed their children
a tyrannical power to be propitiated by human subservience or sacrifice; "the great Moloch of war"; "duty has become the Moloch of modern life"- Norman Douglas
a table game in which short cues are used to knock balls into holes that are guarded by wooden pegs; penalties are incurred if the pegs are knocked over
an unstable construction with playing cards; "he built three levels of his cardcastle before it collapsed"
a speculative scheme that depends on unstable factors that the planner cannot control; "his proposal was nothing but a house of cards"; "a real estate bubble"