disarm

From Middle English desarmen (“to divest of arms”), from Anglo-Norman desarmer

• (UK) IPA^(key): /dɪsˈɑː(ɹ)m/
• Rhymes: -ɑː(r)m

disarm (third-person singular simple present disarms, present participle disarming, simple past and past participle disarmed)

1. (transitive) To deprive of weapons; to deprive of the means of attack or defense; to render defenseless.
2. (transitive) To deprive of the means or the disposition to harm; to render harmless or innocuous
   • 2014 January 21, Hermione Hoby, “Julia Roberts interview for August: Osage County – 'I might actually go to hell for this ...': Julia Roberts reveals why her violent, Oscar-nominated performance in August: Osage County made her feel 'like a terrible person' [print version: 'I might actually go to hell for this ...' (18 January 2014, p. R4)]”, in The Daily Telegraph (Review)‎:

     Foremost in her arsenal is that smile – so enormous and so absurdly disarming that someone should have worked out a way to harness its power into international conflict resolution.

   to disarm a man's wrath

3. (intransitive) To lay down arms; to stand down.
4. (intransitive) To reduce one's own military forces.
5. (transitive) To disable the security systems on.
   • 2012, Todd Julian, Deter & Minimize: The Facts You Need to Know About Home Security, →ISBN:

     You can open and close all the doors you want during this delay. Just keep in mind that if you have to re-enter, and it has been close to a minute, you may want to disarm and then re-arm just to be on the safe side.

• disarm in Webster’s Revised Unabridged Dictionary, G. & C. Merriam, 1913.

• dirams