When you non-stop cuddle under blankets with someone you like. Men are the eucalyptustrees & women are koalas wrapping their hands over men. "Every koalas dream is to own its own eucalyptus tree."
by snTomato December 24, 2012

To sneak up on someone and jump on their back in a koala like fashion. NOTE - before doing it to another guy make sure both of you are mutually hetero.
*friend walking*
Me: on this episode of you just got koalaed im going to sneak up that rare specimen right there
Friend: *guard lowered* *whistling*
me: *pounce on his back and completely subduing him*
Successful koalaing
Me: on this episode of you just got koalaed im going to sneak up that rare specimen right there
Friend: *guard lowered* *whistling*
me: *pounce on his back and completely subduing him*
Successful koalaing
by presleyj-awesome December 19, 2011

they are a koala
by hopiacy January 27, 2021

A promiscuous girl who has a very high percentage to carry sexual transmitted diseases such as chlamydia.
A girl a young man should steer clear of at all cost.
A girl a young man should steer clear of at all cost.
by Bobo4nic8s March 5, 2019

by The koala n December 15, 2019

“Bridget get the fuck off of me”-Danny
“No”-Bridget
“If you don’t stop Koalaing me, I am going to run you into a wall”-Danny
“No”-Bridget
“If you don’t stop Koalaing me, I am going to run you into a wall”-Danny
by Dcutt97 April 20, 2018

A person in their late 30’s or older, who did not have any sport affiliations to a team, did not support nor cheer for a team until that team showed promise to win a championship.
by Cantonatheking7 May 13, 2019
