A shoe or boot with two or four wheels or casters attached to its sole for skating on hard surfaces.(noun)
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Use "roller skate" in a sentence
"I saw him again at noon when I was stopped by the traffic light at the four corners up on the Loreauville Road; this time he was pulling his suitcase on a roller skate up a street in a rural black slum by Bayou Teche."