Top Definition
a. The state of owning a cell phone and having absolutely no idea how to use it.

b. An acquired state of mental retardation due to radio wave damage of the brain as a result of insessant use of a cellular phone.
Fred's 18 year old daughter, Lisa, has an advanced stage of cell-u-lar-tardation that is irreversible. It's a real shame that he didn't understand the consequences back at age 2, when she got her first cell phone.
by poppilopo June 12, 2009

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