Sky friends are your friends who have died or passed away. You've got memories with them that will never fade away. They're somewhere up in the sky rooting for you
-Metallica came on the radio, and I instantly thought of my sky friend.
-One of my sky friends would love the new update for The Sims 4!
-My sky friend would never believe that Jojo Siwa has a girlfriend now!
When you owe a friend back for doing something similar for you in the past
Falon, after you to care of me when I was down, I owe you a friend debt now that you are in need.
The ugly friend that every hot girl has that clings onto them like a remora to a shark. The remora friend always follows the hot friend trying to pick up the scraps she leaves behind. The hotter the girl, the more likely she is to pick up remoras
Look at all of your hot girl friends, find the ugly one, that's the remora friend
A friend who you only talk to when you need something
I need the math homework. James is my friend in need, he'll do it for me
Crowd-sourcing your friends (online or in the real-world) to solve a problem or answer a question.
I wanted to know where to grab good sushi, so I friend-sourced on Twitter.
I though it was a semitary but when I went to dig up bodies I found out it was not
I went to friends seminary to dig up bodies. There were no bodies there.