noun
concealed hand; not having called any tiles
Mahjong term, abbreviation of 門前清. Describes a hand where the player has not called any tiles from opponents, keeping all tiles drawn from the wall.
from Chinese
See also: 門前清
門前でテンパイした。
I reached tenpai with a concealed hand.
門前でリーチをかけると一翻つく。
Declaring riichi with a concealed hand adds one han.
Full term for a completely concealed hand; 門前 is the common abbreviation.
Abbreviation of 門前清 (menzenchin), from Chinese mahjong terminology. The exact derivation is uncertain; the spelling is conventionally associated with the meaning.