Definition
East is the dealer position, which starts with fourteen tiles, discards first, and rotates to the right when East does not win.
House rules vary on rotation; many casual groups simply rotate every hand.
Read the full guide: How to Set Up an American Mahjong Game: Wall, Deal, and Seats.
See it on real tiles: the coach reads any hand and names its direction, free, at the free read. Members get the coach on call for their own games.
More terms: Pung, Kong, Quint, Pair, Charleston, Blind pass, Courtesy pass, Joker.