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Synonyms for Bomb (same or very similar meaning)

WordNet sense 1 (an event that fails badly or is totally ineffectual):
dud, turkey

WordNet sense 2 (strong sealed vessel for measuring heat of combustion):
bomb calorimeter

WordNet sense 3 (fail to get a passing grade):
fail, flunk, flush it

WordNet sense 4 (throw bombs at or attack with bombs):

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