up on (one's) bumper

up on (one's) bumper

Extremely close to one while driving in a car; touching or right next to the bumper of one's car. The guy got right up on my bumper, blasting his horn until I finally moved over to let him go past. She came up on my bumper so I couldn't get into the parking spot.
See also: bumper, on, up
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
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