–noun
1.
a person who is notably stupid or lacking in good judgment.
2.
Psychology . a person of borderline intelligence in a former classification of mental retardation, having an intelligence
quotient of 49 to 69.
from
brainstem, lack of brain, just a stem that does basic functions eat sleep
shit fuck
I didn't invite Tim to our
study group because he is a stem.
BOB: I can't believe you are dating Kate.
Bill: Why?
BOB: She is a complete stem.
Bill: I know, that's why I am dating her,
stems need love 2.