[fit up] A frame up.

[five o'clock shadow] {n. phr.} A very short growth of beard […]

[fiver] {n.} five pounds.

[fix] See: [GET A FIX] or [GIVE SOMEONE A FIX], [GET […]

[fix someone up with] {v. phr.}, {informal} To help another get […]

[fix someone's wagon] or [fix someone's little red wagon] {v. phr.}, […]

[fix up] {v. phr.} 1. To repair. * /The school is […]

[fizzle out] {v.}, {informal} 1. To stop burning; die out. * […]

[flag down] {v.}, {informal} To stop by waving a signal flag […]

[flakeball] or [flake] {n.}, {slang}, {drug culture} A disjointed, or "flaky" […]