To be "cooked in the head." Probably comes from "fried" or "brain fried." Imagine how someone would act if their brain was at least partially cooked. Could mean under the influence of drugs/alcohol or someone acting crazy or out of the ordinary.
Dude, did you see that guy in McDonalds last night drunk and singing Duran Duran using an Ice Cream cone? He was totally cookered!
by UrbanDictionarianGod November 05, 2015
Get a cookered mug for your brother-in-law Manley.
A cooker is a person that is baked or high
nick - "oh damn I just spilled the chop"

darcy - "HAHAHA You cooker"
by GatoRadeBillson November 12, 2019
Get a Cooker mug for your barber Manley.
Bottle caps, spoons, or other containers used to dissolve drugs
Before you shoot up, you've got to flame that smack on a cooker
by Spec.k. May 17, 2006
Get the cooker neck gaiter and mug.

a cooker is a spoon or bottle cap used to cook drugs such as heroin,coke,meth to make it more pure and for junkies to get more hi it is soposed to cook the junk out of junk and bring out the pure quilities

you put the dope in the cooker cook it good and mix it around then you draw it up in the rig and slam it
by NLR718 July 15, 2006
Get the cooker neck gaiter and mug.
Someone that spins your wheels. Is out to ruin your day. Frustrates you. Makes you mad. Makes you hot. Wastes your time. Or just plan doesn't know what they're talking about. Someone that cooks you.
What did that guy want? He didn't know. What a Cooker!
by Mike Mc Kay October 06, 2009
Get a Cooker mug for your mate Julia.
A male hooker. Abbreviation of Cock Hooker
When Alex heard that Garret was a cooker, he invited him and his friend over for a roast.
by Dr.Theo March 07, 2011
Get the cooker neck gaiter and mug.