Mom or Mother I fucked

a MIF is a MILF without the L.
In other words, a mom that I fucked.

Mom I'm fucking.

momma's imaginary friend. that guy that your mother is either with or seeing that no one in the family likes and/or wants to deal with. he may even try to act like you are his kids or he is your daddy.

Mom I'd fuck. Precursor, and more concise form of, the term MILF that was around long before the movie American Pie

Mom I fucked. (A take off on American Pie.)