[ hahrm-lis ]
/ ˈhɑrm lɪs /


without the power or desire to do harm; innocuous: He looks mean but he's harmless; a harmless Halloween prank.
without injury; unhurt; unharmed.


    hold harmless, Law. to relieve from responsibility or liability for any damage or loss.Also save harmless.

Origin of harmless

1250–1300; Middle English. See harm, -less
Related formsharm·less·ly, adverbharm·less·ness, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for harmless

British Dictionary definitions for harmless


/ (ˈhɑːmlɪs) /


not causing any physical or mental damage or injury
unlikely to annoy or worry peoplea harmless sort of man
Derived Formsharmlessly, adverbharmlessness, 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

Word Origin and History for harmless



c.1300, "uninjured," from harm (n.) + -less. Meaning "undamaged" is from late 14c. Related: Harmlessly; harmlessness.

Online Etymology Dictionary, © 2010 Douglas Harper