1. swindle A fraud is an act of deliberate deception with the design of securing something by taking unfair advantage of another. A deceit or deception may be designed merely to gain some end of one's o Synonyms: fraud, artifice, deceit, duplicity, swindle, treason, cheat, deception, imposition, swindling, trick, cheating, dishonesty, imposture, treachery Antonyms: fairness, good faith, honesty, integrity, truth, uprightness