When you are thrusting violently in the "doggy style" position and the penis slips out of the vagina and into the anus, forcing the femal to crawl up the wall.
Geckled - combination of 'gay' and 'heckled.' When a man, usually a straight man, becomes the object of unwanted attention from one or more gay men. They might wolf-whistle or otherwise comment, probably loudly, on his physical appearance and/or things they would do with him if they could take him home...
Word invented by T. Fleener, who has himself been many a time geckled.
See also gogled
"You're not going to believe this, I was walking down 17th street in Dupont Circle and this bunch of guys just totally geckled me!"