3
{Jack and John staring at a giant cleavage}

Joe: damn..! look at that cleavage! Never seen something that huge,.
John: Yeah I'm pretty sure that'll open up to be a silicone valley..
by jt95 October 08, 2014
Get the mug
Get a Silicone Valley mug for your fish Nathalie.
5
The cleavage that is a result of breast implants and poor choices of blouses.
Her cleavage was referred to as her ‘Silicone Valley’... because of its ‘inception’ created after breast augmentation.
by Major Thomas February 08, 2018
Get the mug
Get a Silicone Valley mug for your bunkmate Julia.