cashier1
n.
a person handling payments and receipts in a shop, bank, or business.
Etymology
C16: from Du. cassier or Fr. caissier, from caisse ‘cash’.
cashier2
v.
dismiss from the armed forces because of a serious misdemeanour.
Etymology
C16: from Flemish kasseren ‘disband troops’ or ‘revoke a will’, from Fr. casser ‘revoke, dismiss’, from L. quassare (see quash).