Diagonally Moving Chess Piece
Puzzle 3 of Hair Salon Pack
Question is: Diagonally Moving Chess Piece
and the answer is: BISHOP
Word Meaning:
BISHOP — (Christianity) An overseer of congregations: either any such overseer, generally speaking, or (in Eastern Orthodoxy, Catholicism, Anglicanism, etc.) an official in the church hierarchy (actively or nominally) governing a diocese, supervising the church's priests, deacons, and property in its territory.
Definitions from Wiktionary.