whacky

whack·y

 (wăk′ē, hwăk′ē)

adj. Slang

Variant of wacky.

American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

whacky

(ˈwækɪ)

adj, whackier or whackiest

slang US a variant spelling of wacky

Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

wack•y

(ˈwæk i)

also whacky

adj. wack•i•er, wack•i•est. Slang.

odd or irrational; crazy.

[1935–40; appar. whack (n., as in out of whack) + -y¹]

wack′i•ly, adv.

wack′i•ness, n.

Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.

Thesaurus

Adj.	1.	whacky - ludicrous, foolish; "gave me a cockamamie reason for not going"; "wore a goofy hat"; "a silly idea"; "some wacky plan for selling more books" cockamamie, cockamamy, goofy, sappy, silly, wacky, zany colloquialism - a colloquial expression; characteristic of spoken or written communication that seeks to imitate informal speech foolish - devoid of good sense or judgment; "foolish remarks"; "a foolish decision"
	2.	whacky - informal or slang terms for mentally irregular; "it used to drive my husband balmy" bats, batty, bonkers, buggy, crackers, daft, dotty, haywire, kookie, kooky, loco, around the bend, balmy, nuts, round the bend, wacky, nutty, barmy, loopy, fruity, cracked insane - afflicted with or characteristic of mental derangement; "was declared insane"; "insane laughter"

Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.

wacky

also whacky
adjective

1. Slang. So senseless as to be laughable:

absurd, foolish, harebrained, idiotic, imbecilic, insane, lunatic, mad, moronic, nonsensical, preposterous, silly, softheaded, tomfool, unearthly, zany.

Informal: cockeyed, crazy, loony, loopy.

Slang: balmy, dippy, dopey, jerky, sappy.

2. Slang. Afflicted with or exhibiting irrationality and mental unsoundness:

brainsick, crazy, daft, demented, disordered, distraught, dotty, insane, lunatic, mad, maniac, maniacal, mentally ill, moonstruck, off, touched, unbalanced, unsound, wrong.

Informal: bonkers, cracked, daffy, gaga, loony.

Slang: bananas, batty, buggy, cuckoo, fruity, loco, nuts, nutty, screwy.

Chiefly British: crackers.

Law: non compos mentis.

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.

The American Heritage® Roget's Thesaurus. Copyright © 2013, 2014 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.