Definitions by Lee Bullock- MulletHunter
chunneling
The insertion of a connecting pipe between two peoples anus's (preferably a clear pipe) and the passing of turds back and forth for sexual gratification.
Do you fancy something different tonight darling? On urban dictionary I found something called Chunneling
chunneling by Lee Bullock- MulletHunter September 10, 2003
trowelling
Similar to felching, but in addition to ejaculating into your anus you insert powered milk in as well to mix with the semen, then by use of a straw suck it out.
trowelling by Lee Bullock- MulletHunter September 10, 2003