paranoid

adjective

para·​noid ˈper-ə-ˌnȯid How to pronounce paranoid (audio)
ˌpa-rə-
variants or less commonly paranoidal
1
: characterized by or resembling paranoia or paranoid schizophrenia
a paranoid psychiatric patient
2
: characterized by suspiciousness, persecutory trends, or megalomania
behaving in a paranoid manner with accusations of persecutions
3
: extremely fearful
was so paranoid that he was afraid to walk the streets
paranoid noun

Examples of paranoid in a Sentence

I guess I was just being paranoid. She's a little paranoid about her job. It's nothing more than a paranoid fantasy.
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
The men are outright paranoid, ducking down alleys or peering out of second-story windows. Matt Donnelly, Variety, 24 Jan. 2025 His hysterical and paranoid tenor made this easy to dismiss as excuse-making for his difficulties governing in his first term and his myriad legal problems. Jeannie Suk Gersen, The New Yorker, 16 Jan. 2025 But the seven former employees the Observer spoke to, including Canty, described him as a vindictive, paranoid and ego-driven boss. Ryan Oehrli, Charlotte Observer, 9 Jan. 2025 Breathing fire Angry, vengeful, paranoid, a remorseless bully: These are trademark Carollo traits, according to city employees, two of his daughters, citizens who have argued with him and former allies double-crossed by him. Linda Robertson, Miami Herald, 8 Jan. 2025 See all Example Sentences for paranoid 

Word History

First Known Use

1901, in the meaning defined at sense 1

Time Traveler
The first known use of paranoid was in 1901

Dictionary Entries Near paranoid

Cite this Entry

“Paranoid.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/paranoid. Accessed 6 Feb. 2025.

Kids Definition

paranoid

1 of 2 adjective
para·​noid
ˈpar-ə-ˌnȯid
1
: resembling paranoia
2
: marked especially by suspiciousness, distrust, and feelings of persecution
3
: extremely fearful
grew paranoid about losing her job

paranoid

2 of 2 noun
: one who is paranoid

Medical Definition

paranoid

1 of 2 adjective
para·​noid ˈpar-ə-ˌnȯid How to pronounce paranoid (audio)
variants also paranoidal
1
: characterized by or resembling paranoia or paranoid schizophrenia
2
: characterized by suspiciousness, persecutory trends, or megalomania

paranoid

2 of 2 noun
: one affected with paranoia or paranoid schizophrenia

called also paranoiac

More from Merriam-Webster on paranoid

Last Updated: - Updated example sentences
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