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1. Convulsively hearty; uproarious. Used of laughter.
2. Causing convulsive laughter; extremely funny: a sidesplitting comedy.

side′split′ter n.
side′split′ting·ly adv.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


in a side-splitting manner
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
ThesaurusAntonymsRelated WordsSynonymsLegend:
Adv.1.sidesplittingly - in a very humorous manner
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
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Visual gags, so beloved of the television series, were limited but those that were done were often sidesplittingly funny.
I always remember just how sidesplittingly funny her stories were, and the Amy-Schumeresque way she recounted them.
"Still, he can see the funny side now - and his pals keep joking his fall is sidesplittingly funny." How mean of them to give poor Graham such a ribbing....
Enter immigrant fall guy Boyco - the sidesplittingly stupid Romanian trapeze artist.
"But I've got to do it." Because the puppet-master producers decided that a ridiculous wide boy wearing nothing but a feather boa would be sidesplittingly funny.
IF MARTIN Bain's arrant nonsense this week was not so serious it would be sidesplittingly hilarious.
After that, impish host Rick Edwards took over her Twitter account and posted sidesplittingly risque tweets about Brad's genitals and Simon Cowell's shapely man breasts.
some, b hi th ke co he bu tri ALAN CLARK DIARIES The most revealing account of British political life ever published, Clark's account of serving in Margaret Thatcher's government is frank, outrageous and frequently sidesplittingly funny.
Recommended for South Park interested in contemplating the more serious and complex side of the seemingly plebeian and sidesplittingly funny show.