A bumper sticker is a small piece of paper or plastic with words or pictures on it, designed for sticking onto the back of your car. It usually has a political, religious, or humorous message.
...a bumper sticker that said, 'Happiness Is Being a Grandmother'.
bumper sticker in British English
noun
a label affixed to the rear windscreen or bumper of a motor vehicle displaying an advertisement or slogan
bumper sticker in American English
US
a gummed paper with a printed slogan, witticism, etc., for sticking on a vehicle's bumper
Examples of 'bumper sticker' in a sentence
bumper sticker
There have been times in my life when I wanted to have this as a bumper sticker.
Times, Sunday Times (2016)
This is not a bumper sticker.
Times, Sunday Times (2009)
I suspect the idea might make rather a potent bumper sticker.
Times, Sunday Times (2006)
I want it all and i want it now, the bumper sticker says.
Christianity Today (2000)
GONE are the days when politicians were content to promote themselves with baseball caps, bumper stickers and badges.
Times, Sunday Times (2012)
COM Get your Twitter address printed on a bumper sticker.