driver's arm 

refers to the left arm being tanner (or redder) than the right arm because it's been hanging out the window

dude1: hey man i took a trip to LA last weekend...
dude2: yea man i know... you've got major driver's arm!

driver's arm by Chrissy12321 June 11, 2006

driver's arm 

n. Refers to the left arm's being burned or more tan than the right, as long as the driver is from the majority of countries where people drive on the right side of the road.

His farmer's tan gradually became driver's arm after he quit farming and started truck driving.

driver's arm by luvswerds July 4, 2009

driver's arm 

refers to the RIGHT arm being tanner (or redder) than the left arm because it's been hanging out of a car window during transit.

"What's wrong with your arm? You get sunburnt?"
"Yea, driver's arm from the trip to Queensland, got bloody bitten by mossies too!"

driver's arm by Count23 May 23, 2007

English Driver's Arm

Like Driver's Arm only with the left arm tanned.

Dude why've you got English Driver's Arm?
'cause I'm English you mug!

English Driver's Arm by QEII May 22, 2007