In dictionaries:
knee slapper
Joke causing loud, hearty laughter.
thigh slapper
Joke causing loud, hearty laughter.
tank slapper
A phenomenon resulting from inadequate dampening of the steering of a motorcycle at high speed. This results in the violent oscillation of the handlebars from left to right, so that they make contact with the gas tank, which is situated on the chassis between them.
happy slapper
(informal) A person who practises happy slapping.
Slapper detonator
A slapper detonator, also called exploding foil initiator, is a detonator developed by Lawrence Livermore National Laboratory, US Patent No. 4,788,913 (Filed 1971, Granted 1988).
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