noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   A plastic square sticker or sign bearing a large letter P, placed on a vehicle to indicate that the driver only has a probationary driver's licence, for various possible reasons. Australia, UK
2. 2
   A plastic square sticker or sign bearing a large green letter P - optional not mandatory - placed on a vehicle, probably to indicate that the driver has recently passed his or her driving test. UK

Related phrases

P-plateron one's P's

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.