roll in the aisles - Phrases/Idioms
The American Heritage® Dictionary of Idioms by Christine Ammer. Copyright © 2003, 1997 by The Christine Ammer 1992 Trust. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Laugh very hard, as in The comedian's new book had them rolling in the aisles. This hyperbolic idiom alludes to a performance that causes an audience to laugh so hard that they might well roll about in the theater's aisles. [First half of 1900s]