- transgression of divine law: the sin of Adam.
- any act regarded as such a transgression, especially a willful or deliberate violation of some religious or moral principle.
- any reprehensible or regrettable action, behavior, lapse, etc.; great fault or offense: It's a sin to waste time.
- to commit a sinful act.
- to offend against a principle, standard, etc.
- to commit or perform sinfully: He sinned his crimes without compunction.
- to bring, drive, etc., by sinning: He sinned his soul to perdition.
- the 22nd letter of the Hebrew alphabet.
- the consonant sound represented by this letter.
- the Akkadian god of the moon: the counterpart of the Sumerian Nanna.
- the 12th letter of the Arabic alphabet.
- theol
- transgression of God's known will or any principle or law regarded as embodying this
- the condition of estrangement from God arising from such transgression
- any serious offence, as against a religious or moral principle
- any offence against a principle or standard
- (of an unmarried couple) to live together
- to commit a sin
- to commit an offence (against a person, principle, etc)
- a Scot dialect word for since
- a variant of shin, the 21st letter in the Hebrew alphabet (שׂ), transliterated as S
- sine
- social insurance number