English

Noun

blackfriars

1. plural of blackfriar

Interjection

blackfriars!

1. (archaic, thieves' cant) look out!; beware!

Synonyms

• cave, look out, watch it, see also Wikisaurus:heads up

References

• Barrère, Albert; Leland, Charles Godfrey (1889) A Dictionary of Slang, Jargon & Cant, volume 1, page 127
• Farmer, John Stephen (1890) Slang and Its Analogues, volume 1, page 212