A surreptitious or malicious person, often female, who performs fellatio on non-single men in an attempt to malign their victims' girlfriend/partner or wholly steal them altogether.
1. Professor Cuntburglar is a ghost; the wife of a witch.
2. When high on marijuana a game can be played entitled Professor Cuntburglar. One must sense who is being a Professor Cuntburglar and call them out on it; typically everyone will be able to notice the shift of the Professor inhabiting various people in the room.
How he shifts:
Being a Professor Cuntburglar is to be a Professor Cuntburglar. Also, to be a Professor Cuntburglar is being a Professor Cuntburglar.