From Longman Dictionary of Contemporary Englishskinny-dippingˈskinny-ˌdipping noun [uncountable] informal DLswimming with no clothes on As soon as it got dark, we all went skinny-dipping.
Examples from the Corpus
skinny-dipping• We start brainstorming what to do: we can drive to Embassy Beach and go skinny-dipping.• After a display of fires on the beach and midnight skinny-dipping, one resort banished the Mac team from future performances.went skinny-dipping• Some of us went skinny-dipping in the lake. 