1 definition by rosalayyy

Top Definition
Short for "absolutely fabulous". Means great, awesome, super cool, excellent. Does not relate to the abdominal muscles.
"You should see the dress I got for homecoming! It is abfab."

"I can't believe I mistook Ava's voice for Alex's over the phone yesterday! That was so NOT abfab."
by rosalayyy February 11, 2008

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