Definition of quids:
(n) :
Paired with quo, in reference to the phrase quid pro quo (“this for that”): something offered in exchange for something else.
(n) :
(UK, colloquial) Pound sterling. (usually only used with a whole number of pounds)
(n) :
(Ireland, colloquial, by extension) Euro.
(n) :
The inherent nature of something.
(n) :
A piece of material for chewing, especially chewing tobacco.
(n) :
(US, colloquial) The act of chewing such tobacco.