horseplay
hor·sep·lay
noun
1.
rowdy or boisterous play
Origin
A compound of horse + play, possibly from observation of boisterous horses playing, or from its attributive sense "strong, big or coarse".
Related words
Broader terms
WordNet 2.1 (Princeton University). Wiktionary (CC BY-SA). CMU Pronouncing Dictionary. WordNet 2.1 Copyright Princeton University. All rights reserved. Wiktionary content is available under the Creative Commons Attribution-ShareAlike Licence.