Definition of "Cheat" :
noun: a deception for profit to yourself
noun: the act of swindling by some fraudulent scheme
noun: someone who leads you to believe something that is not true
noun: weedy annual native to Europe but widely distributed as a weed especially in wheat
noun: weedy annual grass often occurs in grainfields and other cultivated land; seeds sometimes considered poisonous
verb: defeat someone through trickery or deceit
verb: deprive somebody of something by deceit
"We were cheated by their clever-sounding scheme."
verb: engage in deceitful behavior; practice trickery or fraud
verb: be sexually unfaithful to one's partner in marriage
"She cheats on her husband."