look up any word, like thot:
 
1.
Another, more discreet, name for LSD that comes on a blotter/tab.
"Hey dude, did you get the cardboard yet?"
by 53v3N May 12, 2009
26 12
 
2.
Board which is made out of card (hard paper), can be used for eating purposes or making cubbys out of, smells like mouldy bathroom.
i could do with some cardboard right now!
by smythe October 19, 2004
48 35
 
3.
A word used to describe a person who is bland, boring and/or stiff. Someone who shows no facial expressions and often times has no reaction to anything. Usually, Cardboards don Canada Goose jackets, wear their jeans around their ankles and peruse of the word "SWAGGA" excessively.
Troll 1: That guy is such a cardboard.
Troll 2: I know, I've never seen anyone as bland and expressionless as him.
by Troll1234567890 January 12, 2011
21 10
 
4.
another name for cheap pizza ie. cardboard pizza. examples like totinos and other $1 pizzas.
I'm going to go throw some cardboard tasting pizza in the oven.
by acetic August 30, 2003
22 21
 
5.
A Basketball player who conforms to the regular stiff ordinary style.

With no 'Flare' or 'Street' Involved
Wa Gwarn Skinn' have you clocked that 'Cardboard player'

Yeh that Ste Ingman got a Daggo Style
True True,

(Daggo = Shite)
by eZ. March 02, 2009
9 17