My cousin finished school can't believe he graduated
Threw him 20,000 dollars told his ass congratulations

from Meek Mill (Ft. Big Sean) – Burn Lyrics on Rap Genius

Meaning

Sean could possibly be referring to the producer Key Wane. He recently just signed a deal to produce for Sean. Wane spoke about his relationship with Sean in this video:

http://www.youtube.com/watch?feature=player_embedded&v=7VLGUYFX5Dc

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