Not Playing With a __; Lacking in Intelligence

This page is the CodyCross answer for the clue below from Casino, Group 261, Puzzle 3 (Games of Chance).

Question is: Not Playing With a __; Lacking in Intelligence

and the answer is: FULLDECK

Word Meaning:

FULL — Containing the maximum possible amount that can fit in the space available.

Definitions from Wiktionary.

Not playing with a __; lacking in intelligence — CodyCross Answer | CodyCross Solutions