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Related to loony: looney, loony bin


or loon·ey also lun·y (lo͞o′nē)Informal
adj. loon·i·er, loon·i·est also lun·i·er or lun·i·est
1. Extremely foolish or silly.
2. Mentally deranged; crazy.
n. pl. loon·ies or loon·eys also lun·ies
A foolish or crazy person.

[Shortening and alteration of lunatic, or from loon.]

loon′i·ly adv.
loon′i·ness n.


(ˈluːnɪ) ,




adj, loonier, looniest, lunier or luniest
1. lunatic; insane
2. foolish or ridiculous
n, pl loonies, looneys or lunies
a foolish or insane person
ˈlooniness, ˈluniness n


or loon•ey

(ˈlu ni)

adj. -i•er, -i•est, adj.
1. lunatic; insane.
2. extremely or senselessly foolish.
3. a lunatic.
[1860–65; lun (atic) + -y2]
loon′i•ness, n.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.loony - someone deranged and possibly dangerousloony - someone deranged and possibly dangerous
colloquialism - a colloquial expression; characteristic of spoken or written communication that seeks to imitate informal speech
lunatic, madman, maniac - an insane person
Adj.1.loony - informal or slang terms for mentally irregularloony - informal or slang terms for mentally irregular; "it used to drive my husband balmy"
insane - afflicted with or characteristic of mental derangement; "was declared insane"; "insane laughter"


1. Slang, insane, strange, mental (slang), mad, out there (slang), crazy (informal), nuts (slang), bananas (slang), barking (slang), raving, distracted, eccentric, frantic, frenzied, unstable, crackers (Brit. slang), batty (slang), crazed, lunatic, psychotic, demented, cuckoo (informal), unbalanced, barmy (slang), nutty (slang), deranged, delirious, rabid, bonkers (slang, chiefly Brit.), flaky (U.S. slang), unhinged, loopy (informal), crackpot (informal), out to lunch (informal), round the bend (Brit. slang), barking mad (slang), out of your mind, gonzo (slang), screwy (informal), doolally (slang), off your head (slang), off your trolley (slang), round the twist (Brit. slang), up the pole (informal), of unsound mind, as daft as a brush (informal, chiefly Brit.), lost your marbles (informal), not right in the head, non compos mentis (Latin), off your rocker (slang), not the full shilling (informal), off your nut (slang), off your chump (slang), wacko or whacko (informal) She's as loony as her brother!
1. (Slang) mad person, lunatic, nut (slang), psycho (slang), maniac, psychotic, madman, psychopath, nutter (Brit. slang), basket case (slang), nutcase (slang), madwoman, headcase (informal), mental case (slang), headbanger (informal) At first they all though I was a loony.


or looney
also luny
2. Informal. Afflicted with or exhibiting irrationality and mental unsoundness:
Informal: bonkers, cracked, daffy, gaga.
Chiefly British: crackers.
Idioms: around the bend, crazy as a loon, mad as a hatter, not all there, nutty as a fruitcake, off one's head, off one's rocker, of unsound mind, out of one's mind, sick in the head, stark raving mad.
Informal. A person regarded as strange, eccentric, or crazy:
Informal: crank, loon.


A. ADJ (loonier (compar) (looniest (superl))) → loco, chiflado
B. Nloco/a m/f
C. CPD loony bin Nmanicomio m
the loony left N (Brit) (Pol) (pej) → la izquierda radical


adjtimbré(e), cinglé(e) m/f
ntimbré(e) m/f, cinglé(e) m/floony bin nmaison f de fousloony left n (British) [Labour Party] the loony left l'aile extrémiste du parti travailliste


adj (+er)bekloppt (inf)
nVerrückte(r) mf (inf), → Irre(r) mf


loony bin
n (inf)Klapsmühle f (inf)
loony left (Brit Pol) (pej inf)
n the loonydie radikale Linke
adj attrlinksradikal


[ˈluːnɪ] adj & n (fam) → pazzo/a, matto/a
References in classic literature ?
The loony thing then betrayed me to another bounder who happened in, but I found a way out and up onto the roof where I have been for quite some time now waiting for a chance to get down into the street without being seen.
The rug you see draped over the bench in the corner was arranged to hide the blood stain--in some ways they are not so loony after all.
Mick was known throughout the country for his exploits with Screaming Lord Sutch and the Monster Raving Loony Party, as well as his passion for rock n roll.
I thought that the politically correct loony left had disappeared from local government but it seems that they've been resurrected in the form of Newcastle Liberal Democrats," he said.
A key pledge was to lower the voting age from 21 to 18, upon the achievement of which, in 1970, Sutch wound it up, later founding the Official Monster Raving Loony Party.
WHAT a triumph for The People and all those readers who protested against the loony Lotto awards
I SEE from your letters that the loony liberal brigade are in full cry in the shape of your correspondents R.
One is standing for the Rock 'n' Roll Loony Party, having quit the Monster Raving Loony Party because it wasn't loony enough.
THE Monster Raving Loony Party kicked off its General Election campaign today by launching a blank manifesto.
The founder of the Monster Raving Loony Party died in 1999 but not before he had enchanted, infuriated and amused voters up and down the country.
if it were such a loony idea, we ought to be able to go out and find geological evidence that rules it out.
And Les Grands Ballets de Loony succeeds only once in a while.