1 definition by GTmahan44
A painfully large bowel movement that, in its aftermath, brings a sense of euphoria and slight weight loss.
Roommate 1: "Where have you been the past 2 hours?"
Roommate 2: "Ah, sorry bro, I was taking a magnifishit."
Roommate 2: "Ah, sorry bro, I was taking a magnifishit."
by GTmahan44 May 24, 2010