A person who wastes other people's time by pretending to be smart but is just a moron.  If you see one of these people just say, you know where the door is and they will head on out if they know what's good for em.
Sometimes you just look and around and see all these mental infants fumbling around with whatever they are trying to do... sometimes it makes me cry
by Die_Tasse May 21, 2004
 Get the Mental Infantmug.
Get the Mental Infantmug. /hərd menˈtalədē/
noun
2. a disorder of the brain which may lead one to do things that may cause bodily harm to themselves or their loved ones
noun
2. a disorder of the brain which may lead one to do things that may cause bodily harm to themselves or their loved ones
by Ain’t drinking bleach neither! September 17, 2020
 Get the herd mentalitymug.
Get the herd mentalitymug. Someone who is real good at pointing out the obvious. Usually the idiot of the group who is trying to sound smart.
by BVWhiTeBoY May 7, 2009
 Get the Mental Giantmug.
Get the Mental Giantmug. by ..............ha.....ha January 1, 2011
 Get the mental fuckmug.
Get the mental fuckmug. A resolve, desire or willingness to slob (give oral sex). Sort of like mob mentality, contrary to popular belief, this can apply to either men or women.
"Every girl in sight looked like peaches and pie, mmmm, I was on some slob mentality last night."
"This girl wouldn't take no for an answer, she had straight up slob mentality!"
"This girl wouldn't take no for an answer, she had straight up slob mentality!"
by Zimbabwe May 13, 2004
 Get the slob mentalitymug.
Get the slob mentalitymug. an intellectual state in which one is of well below average intelligence.
100% of the time, the mentally fat person is completely unaware of their intellectual condition.
Note: Physically attractive people can most certainly (and often times are) mentally fat.
100% of the time, the mentally fat person is completely unaware of their intellectual condition.
Note: Physically attractive people can most certainly (and often times are) mentally fat.
Man, she was so hot but seriously, that girl is so goddamn mentally fat I could not stand another second in her presence.
by Brian Adelman May 1, 2010
 Get the mentally fatmug.
Get the mentally fatmug. by sonny boy. February 1, 2009
 Get the mental disabilitymug.
Get the mental disabilitymug.