One lying with a woman that has just lain with another man, is said to have a buttered bun.
·Impf & ·p.p. of <<Butter>>. ...
Webster's Dictionary of the English Language
·noun ·Alt. of <<Bunn>>. ...
A common name for a rabbit, also for the monosyllable. To touch bun for luck; a practice observed am...
Dictionary of The Vulgar Tongue by Francis Grose
·noun A bun or cake marked with a cross, and intended to be eaten on Good Friday. ...
See bun. ...