Engaging in anal sex, then proceeding to ejaculate into your partner's ass, afterwards sucking out the semen from their ass with either a bendy or twirly straw.
by Mark Becker December 27, 2007
Get the filchermug. by Ashly and Maddie September 14, 2004
Get the filchermug. the act of penetrating the subjects arsehole, ejaculating into their rectum, and sucking the resulting bak into the mouth and swallowing!
by paul and tibs June 11, 2006
Get the filchermug. A person who sponges off someone else's wireless network because they are too damn cheap to pay for their own.
Why the Hell should I pay $39.95 for the Internet? I'll just be a Wi-Filcher and get it from the neighbors...
by JPnEB June 2, 2009
Get the Wi-Filchermug.