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.

Another, more discreet, name for LSD that comes on a blotter/tab.

Board which is made out of card (hard paper), can be used for eating purposes or making cubbys out of, smells like mouldy bathroom.

another name for cheap pizza ie. cardboard pizza. examples like totinos and other $1 pizzas.

Something boring / dead / plain

A Basketball player who conforms to the regular stiff ordinary style.

With no 'Flare' or 'Street' Involved

Discreet term referring to a box of Sudafed