Bring a girlfriend, man, trouble when I see her
"Err-err-err-err": onomatopoeia,

from Childish Gambino (Ft. Problem) – IV. sweatpants Lyrics on Rap Genius

Meaning

An onomatopoeia is a word that phonetically imitates or suggests the source of the sound that it describes (e.g. “oink”, “meow”, or “moo”).

This onomatopoeia sounds like a bed squeaking. It’s implied that he’s

FUCKING YO GIRL

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