Definition of sin
- it's a sin to waste food
Forgive me, for I have sinned.
bless me, Father, for I have sinned
before 12th century
First Known Use: circa 1823See Words from the same year
: to do something that is considered wrong according to religious or moral law : to commit a sin
What made you want to look up sin? Please tell us where you read or heard it (including the quote, if possible).
Find the Cousins