loco

in loco parentis

Responsible for a child's wellbeing while his or her parents are absent. Does being a teacher ever make you nervous, having to be in loco parentis to so many young kids?
See also: loco

plumb loco

slang Utterly crazy or insane. ("Loco" means "mad" or "crazy" in Spanish, with "plumb" being used as an intensifier.) Primarily heard in US. This idea of yours is plumb loco. Poor guy went plumb loco after his wife died.
See also: loco, plumb
Farlex Dictionary of Idioms.

plumb loco

Rur. completely crazy. (Loco is from a Spanish word meaning "mad.") You're plumb loco if you think I'll go along with that. All those people were running around like they were plumb loco.
See also: loco, plumb
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs.

in ˌloco paˈrentis

(from Latin, formal) having the same responsibility for a child as a parent has: Teachers at a boarding school are acting much more in loco parentis than at a day school.The Latin phrase means in the place of a parent.
See also: loco
Farlex Partner Idioms Dictionary

loco

(ˈloko)
mod. crazy. (From Spanish.) Who is that loco kid jumping up and down in the front seat?

plumb loco

(ˈpləm ˈloko)
mod. completely crazy. (Folksy. Loco is from a Spanish word meaning “mad.”) You’re plumb loco if you think I’ll go along with that.
See also: loco, plumb
McGraw-Hill's Dictionary of American Slang and Colloquial Expressions
See also:
  • in loco parentis
  • someone or something owes you a living
  • the world owes you a living
  • think something/someone owes you a living
  • think the world owes (one) a living
  • OK
  • like rats leaving a sinking ship
  • rats deserting a sinking ship
  • been keeping myself busy
  • plumb loco
References in periodicals archive
Official landing reports of live in-shell weight loco between 1950 and 2013 for Chile are reported in Figure 1A.
The fleet of 25 Class 68 locos also puts a new gloss on diesel haulage of passenger trains.
Dance teacher Lauren Haywood used the money raised to buy new outfits to give Poco Loco the look of champions.
But a shortage of locos on the Ffestiniog Railway that summer led to the loco being hired, initially only for a few weeks.
Wall said: "At the moment the plan is for Premio Loco to run in the Winter Derby and we hope he can go one better than in 2009, although it won't be easy with his Group 2 penalty.
You can see Rob Masterman's video of the loco arriving in Barry on this link: http://youtu.be/jdXSeWfErlQ
The narrative arc of Loco is one common to the literature on the "Chiricahua" Apache, beginning with a broad biographical sketch of Loco and then jumping right into the early reservation era, the Geronimo campaign era between 1882 and 1886, and subsequent imprisonment in Florida, Alabama, and Oklahoma.
Founder Judy Cox launched Loco Ropes last year with three ropes challenge courses and a zip line.
He may have been totally unprepared but Leipzig-born Matthias wowed the Circo Loco crowds with his deep techy house and four years later he remains one of the brand's most popular residents.
The original Cocoa Loco range includes Great Taste award-winning truffles, brownies, cookies, giant buttons and dried fruits dipped in chocolate, and a range of handmade chocolate bars.
Over the last three days, specialist contractors have been carrying out the delicate task of inching the loco into place in the collections building, where it is now on long-term display.
In loco parentis has been rejuvenated and returned.
NEW 'no frills' flight operator LOCO Flights has touched down at Birmingham International Airport, offering savings of up to 30 per cent on fares to sun-soaked Tenerife.