hetero lifemate 

A best friend who is so close, that were they not to match your sexual orientation, you would be married to them. Other sexual orientations may use "homo lifemate" or equivalent.

Yeah Dave's my hetero lifemate. We tell each other everything.

hetero lifemate by Dustin Freeman November 30, 2005

hetero-lifemate 

your closest friend of the same sex, the person you'd be with if you were both homosexual.

*on the phone*

jack: "i miss you man, when are you coming home?"

phil: "next thursday...only 5 more days!"

jack: "i can't wait to see ya bro, i have so much to tell you...you've really been missin' out!"

phil: "i love you, man!"

jack: "i love you too, bro!"

*off the phone*

tina: "man, if i didn't know any better, i'd think you two were gay together!"

jack: "shut up! he's just my best friend, my bro, leave me alone!"

tina: "don't get so deffensive...i know you two are just hetero-lifemates."

hetero-lifemate by girl7 December 8, 2006

hetero life mate 

Someone of the same sex who you hang out with enough to consider your life mate, but not in a gay way.

I'm Jay, and this is my hetero life mate Silent Bob

hetero life mate by enough of this shit, it's shit January 17, 2009

hetero life mate 

best friends who no longer refer to themselves as best friends. because their so close they know they will never part.

dude are corey and billy gay?
No man their just hetero life mates.
OHH ok dude.

hetero life mate by howdiekiddies March 27, 2008

Hetero life mate 

A strong bromance between two like male individual's.

Michaels hetero life mate martial likes receiving back rubs.

Hetero life mate by Ampedagn September 22, 2015

Heterolifemate

A platonic soulmate. aka a friend you wouldn't fuck.

She's not my best friend. She's my heterolifemate

Heterolifemate by tarancegeezy January 16, 2011