Meanings
plural 5150s · alternative fifty-one fifty
- USslangOne who should be involuntarily confined.
present singular third person 5150s · present singular third person 5150's · participle present 5150ing · participle present 5150'ing · participle past 5150ed · past 5150ed · participle past 5150'd · past 5150'd · participle past 5150'ed · past 5150'ed · alternative fifty-one fifty
- USslangtransitiveTo involuntarily confine someone for a mental illness that poses a risk to themselves or others.
Finally she said, “Zach, i'm calling 911 and have them 5150 you.”
2007, Allison Brennan, Karin Tabke, Roxanne St. Claire, What You Can't See, page 3825 more examples
And they're all, "He's over there against the tree, he's not talking to us, he's not saying anything and he has a history of being a psychiatric patient and so we're 5150ing him."
1998, Timothy R. Tangherlini, Talking trauma: paramedics and their stories, page 117Sure, if you've ever been 5150ed by the Psychiatric Evaluation Team (no thanks to you and Rachael. Just because I was flipping my wig, flinging dishes and threatening to kill myself didn't mean I was actually SUICIDAL, guys! Jeez!) […]
2000, Clint Catalyst, Cottonmouth Kisses, page 150“I'm going to keep him under sedation until tomorrow morning, and then 5150 him at UCI Medical Center Psychiatric Unit.”
2006, J. T. McCalla, Reversal of Fear, page 187Then, almost immediately on the heels of Beverly came Dante, who'd been 5150ed by his mother.
2010, Jane Vandenburgh, A Pocket History of Sex in the Twentieth Century, page 358And it's not possible to 5150 him [place him on a psychiatric hold]. He's not a danger to self, not a danger to others.
2011, Patricia Benner, Patricia Hooper-Kyriakidis, Daphne Stannard, Clinical Wisdom and Interventions in Acute and Critical Care, page 438
comparative more 5150 · superlative most 5150 · alternative fifty-one fifty
Synonyms & antonyms
verbTo involuntarily confine someone for a mental illness that poses a risk to themselves or others.
adjectiveOf such an unsound mind that one should be involuntarily confined.
Origin
From Article 1, Section 5150 of California's Welfare and Institutions Code, signed into law in 1967, regarding involuntary commitment for psychological evaluation and treatment. Popularized outside of California due to the spread of popular media produced in the state.
Full word history & related roots →Rhymes & wordplay
Rhymes with 5150
All rhymes →Cite this entry
5150. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/5150
“5150.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/5150. Accessed November 2, 2026.
WatkinsX Dictionary, s.v. “5150,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/5150.
Source: 5150 on Wiktionary, CC BY-SA 4.0.