be one card cards short of a full deck



be one card/several cards short of a full deck

  (humorous)
if someone is one card short of a full deck, they are stupid or crazy Do you think your cousin might be one card short of a full deck?
See also: card, deck, full, of, one, short

Common Names:

NameGenderPronouncedUsage
JaydenJAY-dənEnglish (Modern)
Blair-Scottish, English
Caratacus-Ancient Celtic (Latinized)
Linnaeali-NAY-əEnglish (Rare)
Herakleios-Ancient Greek
Hilditrut-Ancient Germanic