Aussprache
Etymologie
() Uncertain: possibly from Cruft Hall, the name of the radar laboratory of Harvard's physics department during the Second World War, which contained much old and unused technical equipment; possibly a blend of crust and fluff, both of which suggest things that are obsolete and superfluous; possibly a modified form of crust. The supposed acronym "commodity residue undergoing fanciful transit" is a backronym.