Top Definition
1. A foolish or stupid person.
2. A person of profound mental retardation having a mental age below three years and generally being unable to learn connected speech or guard against common dangers. The term belongs to a classification system no longer in use and is now considered offensive.
1. My mom did drugs when she was pregnant and now I'm a certofoed.

2. You're such a certofoed
by Jacob December 17, 2004

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