pung; three-of-a-kind
In mahjong, a set of three identical tiles (either claimed or concealed).
from Chinese kè zi
He made a pung of green dragons and aimed for a full straight.
If you have three identical tiles in your hand, you can use them as a pung.
open three-of-a-kind meld
concealed pung; concealed three-of-a-kind
From Chinese 刻子 (kè zi), a mahjong term for a set of three identical tiles.