drinking age

Etymology
In most of the United States, the drinking age is 21 years. In poker, an ace often has the value of one. Hence, one could say that a 2-A hand in poker could have a value equivalent to 2-1.

Noun

 * 1)  A two and an ace as a starting hand in Texas hold 'em
 * 1)  A two and an ace as a starting hand in Texas hold 'em