The Open Dictionary

L-plate

noun

UK/ˈel.pleɪt/
US/ˈel.pleɪt/

Definitions of L-plate noun

  1. CountableUsually plural

    A square, white sign displaying a red 'L', affixed to the front and back of a vehicle driven by a learner driver.

    • He had to affix L-plates to both the front and back of the vehicle.

    • In the UK, learner drivers are required to display L-plates on their cars.

    • Once you pass your driving test, you can remove the L-plates.