by BigDICKY September 01, 2014
Get the costimug. 
Originated from the brand 'Lacoste',Costie is a word to define the steriotypical chracteristics of teenage boys.
'Look at that fit costie'
'He's such a costie'
'Look at that fit costie'
'He's such a costie'
Costie boys are typically boys with polo shirts, hoodies, cardians, medium build, slim fitting jeans, plimsoles, converse- (always white). Wears brands like All Saints, Topman, River Island
Likes bands like; Arctic Monkeys, Bloc Party.
Likes bands like; Arctic Monkeys, Bloc Party.
by harrrrrrrrvanna November 14, 2009
Get the Costiemug. A statement made in the mannerism of Costi. Often pertains to an obvious solution to or readily apparent aspect of a given situation.
someone: "I'm tired"
Costi: "Then go to sleep"
someone: "but I've got work to do"
Costi: "then do your work"
Costi: "Then go to sleep"
someone: "but I've got work to do"
Costi: "then do your work"
by John Dimond May 13, 2005
Get the Costi-ismmug. A statement made in the mannerism of Costi. Often pertains to an obvious solution to or readily apparent aspect of a given situation.
While playing video games, someone falls off the edge of the map
Cosi: "What you've gotta do is not fall off the edge here."
Cosi: "What you've gotta do is not fall off the edge here."
by John Dimond February 22, 2005
Get the Costi-ismmug. 
Get the Costymug. A Costi is a derogatory slang term for a person, implying that they have an inflated sense of uniqueness, an unwarranted sense of entitlement, or are overly emotional, easily offended, and unable to deal with opposing opinions.
by Costi September 21, 2023
Get the Costimug.