few cards shy of a full deck

== English == === Alternative forms === few cards short of a full deck === Pronunciation === === Adjective === a few cards shy of a full deck (idiomatic) Mentally deranged; demented; insane. ==== Synonyms ==== See Appendix:Snowclones/few X short of a Y See also Thesaurus:insane. ==== Antonyms ==== play with a full deck See also Thesaurus:sane. ==== Related terms ==== full-deckism === References === Dictionary.com – crazy