Related Clues:

• A Tom can make much of this
• This may go off as with a tic, and with pomp. in a manner of speaking (4)
• This might blow the end off a stick in a grand manner of speaking
• One's made to go off
• This goes off with a tic as a boast
• Off is where one will go
• Might a BA stick the sound of something boastful and go off?
• Strafe
• Fly a plane alone, say
• Box-office failure
• See 18
• See 8
• Unpleasant surprise
• ... explosive!
• Exploding device