When a guy shares his girlfriend with his male friend
Hey bro do you mind girlfriend sharing with me since I have no date to the movies?
get together with a group of friends on the last day of school before winter break and exchange sweaters
friend: "its share a sweater day, lets exchange sweaters"
other friend : "dang ok"
To secretly share a post to a different social media platform with different people because you don't want them to know you saw their post but you liked it enough to want to share it.
"I'm ghost sharing this post because the bitch who shared it hasn't returned my texts"