#1 bomb n. an explosive device fused to explode under specific conditions. wn
#2 bomb v. [bombard] throw bombs at or attack with bombs; "The Americans bombed Dresden". wn
#3 bomb n. [bomb calorimeter] strong sealed vessel for measuring heat of combustion. wn
#4 bomb v. [fail, flunk, flush it] fail to get a passing grade; "She studied hard but failed nevertheless"; "Did I fail the test?". wn
#5 bomb n. [turkey, dud] an event that fails badly or is totally ineffectual; "the first experiment was a real turkey"; "the meeting was a dud as far as new business was concerned". wn
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