filch
Preserved but no longer current.
To steal, or purloin. Originally a cant word, derived from the FILCHES, or hooks, thieves used to carry, to hook clothes, or any portable articles from open windows.—Vide Decker. It was considered a cant or gipsy term up to the beginning of the last century. Harman has "FYLCHE, to robbe." Probably from "FILICHI," Romany for a handkerchief.
Era: ca. 1874 (Victorian)
Sources & notes
Historical definition reproduced from Hotten’s The Slang Dictionary (1874, public domain; Project Gutenberg #42108, retrieved 2026-07-31). Reflects the attitudes of its era.
Common questions
What does “filch” mean?
To steal, or purloin. Originally a cant word, derived from the FILCHES, or hooks, thieves used to carry, to hook clothes, or any portable articles from open windows.—Vide Decker. It was considered a cant or gipsy term up to the beginning of the last century. Harman has "FYLCHE, to robbe." Probably from "FILICHI," Romany for a handkerchief.
Is “filch” formal or informal?
No register label has been reviewed yet — treat it as neutral and check the usage notes above.