Wombmate

A term that is be used to refer to one's twin.

Holden:"So, is Ashley your girlfriend?"
Mary-Kate:"No, she is my wombmate."

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Wombmate

A pair of friends who were born on the same day and are so similar they could be twins.

"Mom, Can I invite my wombmate over for dinner?"

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wombmates

A pair of twins that subsequently go on to live as roommates.

We figured since we managed to get along so well in such a small space for 9 months, it would be easy to become wombmates again.

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wombmates

Two guys that have had sex with the same girl.

Sheila slept with me last year and Kyle last week making us wombmates.

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