bob tail
Preserved but no longer current.
A lewd woman, or one that plays with her tail; also an impotent man, or an eunuch. Tag, rag, and bobtail; a mob of all sorts of low people. To shift one's bob; to move off, or go away. To bear a bob; to join in chorus with any singers. Also a term used by the sellers of game, for a partridge.
Era: ca. 1811 (Georgian)
Sources & notes
Historical definition reproduced from Grose’s Dictionary of the Vulgar Tongue (1811 edition, public domain; Project Gutenberg #5402, retrieved 2026-07-31). Reflects the attitudes of its era.
Common questions
What does “bob tail” mean?
A lewd woman, or one that plays with her tail; also an impotent man, or an eunuch. Tag, rag, and bobtail; a mob of all sorts of low people. To shift one's bob; to move off, or go away. To bear a bob; to join in chorus with any singers. Also a term used by the sellers of game, for a partridge.
Is “bob tail” formal or informal?
No register label has been reviewed yet — treat it as neutral and check the usage notes above.