a thick, fairly stiff cardboard composed of layers of paper or paper pulp compressed together and typically used to support displays.
of, relating to, or made of poster board.
THINK YOU’VE GOT A HANDLE ON THIS US STATE NICKNAME QUIZ?
Question 1 of 8
Mississippi’s nickname comes from the magnificent trees that grow there. What is it?
Origin of poster board
First recorded in 1900–05
Words nearby poster board
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020