The belief that when you are engaging in
sexual intercourse with a woman who is
pregnant, they can allow their semen to be
inserted to the woman's vagina without fear of impregnation.
"Ever since Autumn became pregnant, Kyle has been
letting it fly."
"After Katie became pregnant, Scott asked her if he could let it fly. But, she laughed at him. "
"Having a false
understanding of
the definition, Eric thought he had a free pass to fuck Dennis in the ass in a restroom. Now Eric has AIDS, not HIV, but full blown AIDS."