Green’s Dictionary of Slang
- foul a plate with, v.
- foul ball, n.
- foulcher, n.
- foul out, v.
- found on, adj.
- foundry, n.
- fountain (of love), n.
- four, n.
- four, adj.
- four-by-four, n.
- four by two, n.
- four by two, adj.
- four-eleven, n.
- four-eleven-forty-four, n.
- four-eyed, adj.
- four-eyes, n.
- 4F, n.
- 4-F, adj.
- four fith, n.
- 459, n.
- four-flush, n.
- four-flush, adj.
- four-flush, v.
- four-flusher, n.
- four-flushing, adj.
- 4-Fs, n.
- four-letter man, n.
- four-letter word, n.
- four-nine-three-eleven, n.
- four-oh, n.
- four-oh, adj.
- four-oh-four, n.
- four-one-one/411, n.
- fourpenny, n.
- fourpenny, adj.
- four-point-oh, adj.
- fours, n.
- 14, n.
- fourteen-carat, adj.
- fourteen penn’orth, n.
- fourteen to the dozen, adv.
- fourth degree, n.
- four-twenty, n.
- four-twenty, v.
- four-wheel skid, n.