A woman's breasts that have the similar curviture to the shoes commonly worn by elves. They start out straight and slightly curve upward
guy 1: "Did you see her boobs at the party last night?"
guy 2: "Yeah,kinda wished i hadn't, she had elf shoe tits"
When a chicks nips point at an upward angle making her tits look like a pair of elf shoes.
Timo: Look at me! I needz me sum sizzle.
Jeff: Dat Latina has some tiny tittays.
Timo: She probably rockin' dem Elf Shoes.
(or She's got Elf Shoe Tits.)
Jeff: Aight, lez get some donuts.