Thanks very much! (Is it me, or was this a rubbish clue? Refrain does not mean cease, if you refrain from doing something you do not start it (eg he refrained from smoking in the dining room) and rain is not a torrent of items (although raining men comes to mind), unless raindrops are items?
Off the top of my head, what about "Short London sailor is drenched in this?" [Rating, dropping the t cos es a lunnoner, and the g cos es short. ]