not the full quid

not the full quid

Rather stupid or unintelligent; slightly crazy or unhinged. Primarily heard in Australia, Canada. He's not the full quid if he thinks that plan is going to work. Of course he's not the full quid—he's wearing pajamas at the beach!
See also: full, not, quid
Farlex Dictionary of Idioms.

not the full quid

not very intelligent. Australian & New Zealand informal
As an informal term for a pound sterling (or, in former times, a sovereign or guinea) quid dates from the late 17th century: its origins are unknown. Compare with not the full shilling (at shilling).
See also: full, not, quid
Farlex Partner Idioms Dictionary

not the full ˈquid

(AustralE, New Zealand, informal) not very intelligent: George always looks to me like he’s not the full quid. OPPOSITE: all there
A quid is an informal word for one pound in British money.
See also: full, not, quid
Farlex Partner Idioms Dictionary
See also:
  • not the full shilling
  • quid
  • be not the full quid
  • be quids in
  • quids in
  • dumbski
  • airbrain
  • airhead
  • know the time of day
  • not know the time of day
References in periodicals archive
Strewth, you've either been on the grog, or you're not the full quid, mate.
But you often get the impression that they are not totally convinced by the reply - and that if we do enjoy living in Wales we are not the full quid.