noun
double-sided wait
In mahjong, a wait for either of two different tiles to complete a chow that will finish the hand. Often used in the compound 両面待ち (リャンメンまち).
See also: 両面待ち (リャンメンまち)
この手はリャンメン待ちで、二萬か五萬が来れば上がれる。
This hand is a double-sided wait; if a 2-man or 5-man comes, I can win.