definition of
sin

[1] #1 sin n. [sinfulness, wickedness] estrangement from god. wn

[2] #2 sin n. [sinning] an act that is regarded by theologians as a transgression of God's will. wn

[3] #3 sin v. [transgress, trespass] commit a sin; violate a law of God or a moral law. wn

[4] #4 sin v. [drop the ball, blunder, boob, goof] commit a faux pas or a fault or make a serious mistake; "I blundered during the job interview". wn

[5] #5 sin n. [sine] ratio of the length of the side opposite the given angle to the length of the hypotenuse of a right-angled triangle. wn