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Allin

harmless

adjectivecommon in dialogue

  • United Kingdom//ˈhɑːmləs//
  • United States//ˈhɑɹmləs//

Incapable of causing harm or danger; safe.

adjective

  1. 1

    Incapable of causing harm or danger; safe.

    Near-synonyms: benign, innocuous, innocent, undamaging, nonthreatening, unthreatening

    This snake looks nearly the same as its poisonous cousin but is harmless.

  2. 2

    Not intended to harm; inoffensive.

    His humor can be annoying but is harmless.

    The most rapid and most seductive transition in all human nature is that which attends the palliation of a ravenous appetite.[…]Can those harmless but refined fellow-diners be the selfish cads whose gluttony and personal appearance so raised your contemptuous wrath on your arrival?

  3. 3

    obsoleteUnharmed.

Etymology

From Middle English harmles, from Old English *hearmlēas, from Proto-Germanic *harmalausaz (“without harm; harmless”), equivalent to harm + -less. Cognate with German harmlos (“harmless”), Danish harmløs (“harlmess”), Swedish harmlös (“harmless”).

Forms

comparative
more harmless
superlative
most harmless
The neighbouring pagesAlphabetical order follows the rules of the language, not byte values: an accent decides only between two otherwise identical words, and Spanish files Ñ as a letter of its own.

Lexical content from Wiktionary, under CC BY-SA 4.0 · Source entry · Data version 2026-08-23

Rank among the words of the OpenSubtitles 2018 corpus — film and television subtitles, so spoken rather than written usage (CC BY-SA 3.0).