Meaning of bumby in English:

bumby

Pronunciation /ˈbʌmbi/

noun

dialect British
  • A quagmire; (also) a receptacle or place for kitchen or garden waste; a rubbish heap or compost heap; a cesspit. In later use usually attributive, as "bumby-heap", "bumby-hole", etc.

Origin

Mid 17th century. Origin unknown.