by octopus69911 January 26, 2006

by that other half white guy October 3, 2012

by Randomroy April 15, 2021

Someone who shines extra sparkly. Particularly on the day of their birth with another human who also sparkles brightly on the same day.
Not to be confused with: "sparkle adjacents", "shiny duplicates" or "firework friends".
Not to be confused with: "sparkle adjacents", "shiny duplicates" or "firework friends".
"That Carly Rae Jepsen is twinkle twins with that dashing human resources manager I know." "You mean they share the same birthday Ted?" "Yes Bob." "Just say that next time...instead of sounding like a f#%$n idiot." "Dually noted Ted - dually noted."
To Twinkle Twin: Ignore Ted and proceed rejoicing in the Sparkle of shared birthdays.
To Twinkle Twin: Ignore Ted and proceed rejoicing in the Sparkle of shared birthdays.
by BIG daddy's lil mama. November 13, 2018

by MilanoBoi November 20, 2019

When you are being cock-blocked so hard by a girls friend that she doesn't leave her side the whole entire night.
Guy: Yo, did you get with Emily last night?
Me: No man, she was siamese-twinning with Lily the whole time.
Guy: Yo, did you get with Emily last night?
Me: No man, she was siamese-twinning with Lily the whole time.
by berger321 November 17, 2014
