... the type case for a whole bestiary of nonce particle names, including the 'clutron' or 'cluon' (indivisible particle of cluefulness, obviously the antiparticle of the bogon) and the futon (elementary particle of {randomness}, or sometimes of lameness). These are not so much live usages in themselves as examples of a live meta-usage: that is, it has become a standard joke or linguistic maneuver to "explain" otherwise mysterious circumstances by inventing nonce particle names. ... — The Jargon File, Version 4.0.0