1. [informal] Not worthy of reliance or trust
   "don't rely on my flakey friend to do it for you";
   - unreliable, undependable, flaky [informal]
    
2. Made of or resembling flakes
   "flakey soap";
   - flaky
    
3. Made of or easily forming flakes
   "The flakey paint peeled off the wall";
   - flaky
    
4. [informal] Conspicuously or grossly unconventional or unusual
   "He was famed for his flakey choice of hats";
   - bizarre, eccentric, freakish, freaky [informal], flaky [informal], gonzo [N. Amer, informal], off-the-wall [informal], outlandish, outré

See also: erratic, temperamental, tender, uncertain, unconventional, unsound, untrustworthy, untrusty

Encyclopedia: Flakey