Try Our Apps


90s Slang You Should Know


[sin-fuh l] /ˈsɪn fəl/
characterized by, guilty of, or full of sin; wicked:
a sinful life.
Origin of sinful
before 900; Middle English; Old English synfull. See sin1, -ful
Related forms
sinfully, adverb
sinfulness, noun
unsinful, adjective
unsinfully, adverb
unsinfulness, noun
iniquitous, depraved, evil, immoral, corrupt. Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
Cite This Source
Examples from the Web for sinful
Contemporary Examples
Historical Examples
  • This difference one should not, one can not, forget or destroy; and it would be sinful to do so.

    What Shall We Do? Leo Tolstoy
  • “Repining is useless, if not sinful,” observed Mary Percival.

    The Settlers in Canada Frederick Marryat
  • The hypocrites of the North tell us that slaveholding is sinful.

    The Iron Furnace John H. Aughey
  • Now you sinful old crow, Right at your back I take aim as you go.

    Eyebright Susan Coolidge
  • "It is a right punishment for our sinful pride in her," said Aunt Rose, as she had a few last words alone with her elder sister.

    Sowing and Sewing Charlotte Mary Yonge
British Dictionary definitions for sinful


having committed or tending to commit sin: a sinful person
characterized by or being a sin: a sinful act
Derived Forms
sinfully, adverb
sinfulness, noun
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Cite This Source
Word Origin and History for sinful

Old English synnfull "full of sin, wicked, unholy, contrary to the laws of God;" see sin (n.) + -ful. Weakened sense of "contrary to propriety or decency" is from 1863. Related: Sinfully; sinfulness.

Online Etymology Dictionary, © 2010 Douglas Harper
Cite This Source

Word of the Day

Difficulty index for sinful

Some English speakers likely know this word

Word Value for sinful

Scrabble Words With Friends

Nearby words for sinful