What is Pie Thumber?
1.
A person who is in a serious relationship and continues to flirt, kiss, hang off of, or have sex with other people. Often several at the same time. This comes from the not so common phrase of someone "putting their thumbs in more then one pie."
The pie thumber would always make out with several other boys even though she had a fiance.
See
Random Words:
1.
a person that has an interest in other peoples undergarments, it could be an unhealthy fetish by ones own judgement.
or a phrase from ..