expression, godan verb (-su)
make a move; move a piece
Used in board games such as shogi, chess, or go to mean moving a piece. Can also be used figuratively for taking action.
将棋で、最初に駒を動かすのは先手だ。
In shogi, the first player to move a piece is the first player.
彼はなかなか駒を動
He is slow to make a move.