When you cum on your girlfriend and she drinks out of you penis like a straw.
"Get your face on it and suck," said johnny as he got the mountain climber made of dick (mcmd),"yeah thats right bitch." and she had a cum smoothie.
This is a term that other people may use to name people from Lesotho or any Sotho people, this is because in Lesotho there are many mountains.
“If I'm a dog eater you’re a mountain climber”
“Yoh”
When you stand on the toilet seat facing the wall and take a pee into the bowl. This can also be done back to the wall and that is known as backwards nancy mountain climber.
Me: dude whos up for The Mountain Climbers in the school bathroom?
Tyler: I am