Alfresco lovin' in a building normally used for housing farm animals (hay optional). Phrase commonly found in country "romance novels". Popular hobby in agricultural areas in England.
Friend 1: Have you seen that new glass barn?
Friend 2: Yeah, I wouldn't want to be taken roughly in that barn. It might shatter.
Friend 1: Hey, what's the happy haps
Friend 2: Not much, got taken roughly in the barn last night.