Popular Casino Game, Aka Twenty One
This page is the CodyCross answer for the clue below from Science Lab, Group 305, Puzzle 5 (Iron Clamps).
Question is: Popular Casino Game, Aka Twenty One
and the answer is: BLACKJACK
Word Meaning:
BLACKJACK — (card games) A common gambling card game in casinos, where the object is to get as close to 21 without going over.
Definitions from Wiktionary.