verb
(intransitive) To violate rules in order to gain, or attempt to gain, advantage from a situation.
(intransitive) To be unfaithful to one's spouse or partner; to commit adultery, or to engage in sexual or romantic conduct with a person other than one's partner in contravention of the rules of society or agreement in the relationship.
(transitive) To avoid a seemingly inevitable thing.
(transitive) To deceive; to fool; to trick.
(informal, intransitive) To disregard self-imposed restrictions or commitments in favour of resting or indulging oneself.
noun
(countable) An act of deception or fraud; that which is the means of fraud or deception.
(countable) Someone who cheats.
(uncountable) The weed cheatgrass.
(card games, uncountable) A card game where the goal is to have no cards remaining in a hand, often by telling lies.
(video games, countable) A hidden means of gaining an unfair advantage in a video game, often by entering a cheat code.
noun
(obsolete) A sort of low-quality bread.