Gashead26's definitions
While performing submarining,one takes the legs of one's partner and splays them out at 180 degrees and holds them with the hands in order to get a better thrust and ease penetration of the head.
"So while I was submarining your mom,we spread her out wide and then I was periscoping her properly"
by Gashead26 August 7, 2012
Get the Periscopingmug.