when someone does something a little strange, or when something is not quite right.
Bev was acting all kooky, and scaring the little kids.

"You kooky nutter"
by Peachy Cream April 18, 2004
The same people who think a hat is the same as a personality.
When Barba wore that emo hat she was being very kooky.
by Kooky261 February 22, 2018
Something cool or exiting. The same as "kookie" but a different spelling
"you're going to the zoo? kooky dude!
by chebby-chubby September 19, 2006
one of the many nicknames for jungkook. he's the beloved maknae of BTS or Bangtan Sonyeondan and ARMY loves him very much
person1: wow that shirt really suits kookie!
person2: i agree!
by ineedtosleep March 16, 2018
Kookie is pet-name, or nickname for Jungkook, or Jeon Jeongguk, a member of a KPop band called BTS (Bangtan Boys). Jungkook is the maknae, or youngest of BTS, and adored by many.
maknaecuteJiminJinRapMonsterVSugaJ-HopeaegyooppaKookie
by Definitioners44 February 19, 2016
Is a nick name for Jeon Jungkook. He is the youngest in a South Korean boy band named BTS. His name has Look in it which is the origin of Kookie.

BT21's cookie: that's Suga not Jungkooks.
Annyeonghaseyo, Kookie imnida.
by moon.child June 6, 2018