Rolling a Number, Other Than Twelve in Pairs

Puzzle 7 of Sailing Hard Pack

Question is: Rolling a Number, Other Than Twelve in Pairs

and the answer is: HARDWAY

Word Meaning:

HARDWAY — (craps, chiefly attributive) A bet that is won only if the desired total is rolled as a pair of two of the same value, e.g. 6 from 3 and 3 rather than 4 and 2.

Definitions from Wiktionary.