1 definition by Sherie
Unstable, uncertain, unreliable, noncommital.
"Dude said he'd call me tonight, but he's so FLAKY, I doubt it."
"Gal promised to pick me up from work, but she's such a FLAKE, she'll probably leave me stranded."
"Gal promised to pick me up from work, but she's such a FLAKE, she'll probably leave me stranded."
by Sherie August 18, 2005