To make a loud, hollow, resonant sound.
I can hear the organ slowly booming from the chapel.
(of speech) To exclaim with force, to shout, to thunder.
To make something boom.
Men in grey robes slowly boom the drums of death.
To publicly praise.
To rush with violence and noise, as a ship under a press of sail, before a free wind.
To extend, or push, with a boom or pole.
to boom off a boat
(usually with "up" or "down") To raise or lower with a crane boom.