A cup of Ace (Ace Champagne)
A cup of Goose (Grey Goose Vodka)
A Cup of Cris (Cristal Champagne)
All are high-quality and expensive alcohol brands mentioned in the song Fancy by Iggy Azalea.
See Video "Fancy" by Iggy Azalea, Line 7 of Lyrics: "Cup-of-Ace, Cup-of-Goose, Cup-of-Cris"
simply, this phrase is a "nice" way to tell someone to take a flying fuck to a rolling donut, take a flying fuck, go fuck yourself, get lost, kiss off, go suck an egg, go fly a kite, etc.
The definition derived from the age old tribe or the roseheath mans. When one mans says to another mans that he isn’t not trying to not woo his other mans woman.