bomb

bomb (http://definr.com/bomb)

     n 1: an explosive device fused to denote under specific
          conditions
     2: strong sealed vessel for measuring heat of combustion [syn:
        bomb calorimeter]
     3: 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" [syn: turkey,
        dud]
     v 1: throw bombs at or attack with bombs; "The Americans bombed
          Dresden" [syn: bombard]
     2: fail to get a passing grade; "She studied hard but failed
        nevertheless"; "Did I fail the test?" [syn: fail, flunk,
         flush it] [ant: pass]