2:09 PM PT -- According to the police report -- obtained by TMZ -- PP was spotted weaving in and out of traffic in an SUV at a speed estimated to be over 100 MPH. Cops say they pulled him over and ordered PP out of the vehicle and cuffed him ... he then stated his name was Pleasure P from Pretty Ricky.
Cops say PP reeked like booze, and it was so bad, they had to roll down the windows of the police car to air it out. The report says the singer was given a breath test once back at the station -- where he blew a .