i Register
In some senses, riichi is marked as informal. Watch for register when choosing this word.
noun
Clipping of Riichi mahjong
noun
A yaku (scoring condition) and 1000-point bet made by declaring the hand to be ready, waiting for one more tile to win.
A call for such a bet.
Clipping of riichi mahjong
Being one symbol away from getting a jackpot, usually triggering an animation before the final symbol is revealed.