I knew a bad bitch, but she was kind of slow
Still gave it up when it's a few of us
She let me finger fuck her on the school bus

from T.I. (Ft. B.o.B, Kendrick Lamar & Kris Stephens) – Memories Back Then Lyrics on Rap Genius

Meaning

When T.I. was still in grade school, he knew a girl that was, um, easily persuaded. Here, I’ll let Kanye explain:

Special Ed got head from a girl in special ed
You know the pretty ones in that dumb class
But she got that dumb ass

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