Sexual encounters between humans and mythological creatures, i.e. dragons, unicorns, manticores, basilisks, homunculuses
1. Darren has just decided to leave his boyfriend for a unicorn. He has renounced humanity for crypto-bestiality.

2. Knock off that crypto-bestiality and finish your homework!
by magicalunicornfucker December 8, 2009
Get the crypto-bestiality mug.