Fond (popular), d’estomac, thick soup. (General) Etre à —— de cale, to be penniless, “hard up.” Literally to be down in the hold.

Fondant, m. (popular and thieves’), butter, or “cow’s grease.”

Fondante, f. (popular and thieves’), slice of bread and butter.

Fondre (popular), to grow thin; —— la cloche, to settle some piece of business. (Theatrical) Faire —— la trappe, to lower a trap door.

Fondrière, f. (thieves’), pocket, “cly,” “sky-rocket,” or “brigh.” Termed also “profonde, fouillouse, fouille, four banal, baguenaude.”

Fonfe, f. (thieves’), snuff-box, or “sneezer.”

Fontaine, f. (popular), n’avoir plus de cresson sur la ——, to be bald; to have “a bladder of lard.”

Fonts de baptême, m. (popular), se mettre sur les ——, to be involved in business from which one would like to back out.

Forage, m. (thieves’), vol au ——, robbery from a shop. A piece of the shutter being cut out, a rod with hook affixed is passed through the aperture, and the property abstracted.

Foresque, m. (thieves’), tradesman at a fair.