be several bricks short of a (full) load

be several bricks short of a (full) load

To be not very intelligent or of questionable mental capacity. This expression can appear in many different forms and variations (e.g., "a few sandwiches short of a picnic," "one card shy of a full deck," etc.). He says he's going to start a business selling bees as pets—I think he may be several bricks short of a load. The new manager is nice enough, but he's several bricks short of a full load, if you ask me.
See also: brick, load, of, several, short
Farlex Dictionary of Idioms.
See also:
  • be one brick short of a (full) load
  • be one card short of a full deck
  • be one card shy of a (full) deck
  • a brick short of a load
  • be several cards short of a (full) deck
  • be several cards short of a full deck
  • be one sandwich short of a picnic
  • two bricks shy of a (full) load
  • a few cards short of a (full) deck
  • a few cards shy of a (full) deck