A girl on the show Shameless who is known to go through relationships quickly and make questionable decisions. However, she takes good care of her siblings. Gotta love her.
Guy: Man, Fiona Gallagher is really hot.

Guy 2: I prefer Mickey, but yeah, I guess so!
Guy: No homo.

Guy 2: No homo.
by CumKardashian May 2, 2017
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fiona gallagher is pretty hot... tbh, she made a straight married girl into a lesbian in season 2, girlboss power. fictional character but makes me in love? my favorite coke girl #liam missing her forever, hope she's doing good in florida uwu
"i am Fiona Gallagher" would mean "i am HOT"

"Fiona Gallagher went to jail for punching a racist."

"Fiona Gallagher changes men each season"
by cindywantstotakebrookethompson September 6, 2021
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