This term is used to describe the look of a Woman's breasts when they resemble the Infiniti car logo

They tend to be very large but also very saggy
Guy 1: what do you think about the rack on her?
Guy 2: she's got infiniti titties
Guy 1: oh yeah, I can see that
by Erraticass April 25, 2017
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when a girl snapchats a guy a picture of her tits and leave the timer on infinity so he can bust one
Yo alexa and gianna were sending me those infinity titties last night. I busted a real good nut. can’t wait for tonight.
by shootyourshot2017 December 7, 2017
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