1
: free from harm, liability, or loss
2
: lacking capacity or intent to injure : innocuous
a harmless joke
harmlessly
adverb
harmlessness
noun
Synonyms
Examples of harmless in a Sentence
His ideas seem harmless enough.
We're just having a bit of harmless fun.
It was just a harmless joke.
Recent Examples on the Web
Jar Jar Binks Actor Reflects on Backlash to Phantom Menace: 'My Career Began and Ended' with Star Wars (Exclusive)
Mr. Reed, Grant’s character in Heretic, appears to be harmless at first, welcoming two missionaries from the Church of Jesus Christ of Latter-day Saints into his home.
—
Jen Juneau, People.com, 5 Nov. 2024
Microaggressions can seem harmless or minor, but can accumulate and cause significant stress or discomfort for the recipient.
—Michaela Zee, Variety, 4 Nov. 2024
This condition is usually harmless and often gets better during puberty.
—Brandi Jones, Msn-Ed, Health, 2 Nov. 2024
Halloween may be a time for ghouls, goblins, and harmless pranks, but in the digital landscape, there’s a new trick with devastating consequences.
—Lars Daniel, Forbes, 30 Oct. 2024
See all Example Sentences for harmless 
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Jen Juneau, People.com, 5 Nov. 2024
Microaggressions can seem harmless or minor, but can accumulate and cause significant stress or discomfort for the recipient.
—Michaela Zee, Variety, 4 Nov. 2024
This condition is usually harmless and often gets better during puberty.
—Brandi Jones, Msn-Ed, Health, 2 Nov. 2024
Halloween may be a time for ghouls, goblins, and harmless pranks, but in the digital landscape, there’s a new trick with devastating consequences.
—Lars Daniel, Forbes, 30 Oct. 2024
See all Example Sentences for harmless
Dictionary Entries Near harmless
Cite this Entry
“Harmless.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/harmless. Accessed 22 Nov. 2024.
Copy CitationKids Definition
harmless
adjective
harm·less
ˈhärm-ləs 
1
: free from harm
2
: unable to harm
harmlessly
adverb
harmlessness
noun
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