Oversiding 

When a person takes more than the allowed number of side dishes at a buffet or dinner.

Betsy to Matt, "Did you see that bastard Tommy take potato wedges when he already had soup on his tray?! That better not be the last of them. If I don't get potato wedges because of his oversiding, I'm going to seriously pancake his yam sack!"

Oversiding by NIIC-T October 12, 2008

Overmidnighted 

Like "overnighting" something, but hyper-fast and explicitly crossing the midnight hour.

"Hey, man, did you get my package yet?"
"No, how did you mail it?"
"Dude, I totally overmidnighted it! You should already have it."

Overmidnighted by Eirikewords December 27, 2012

oversimping 

The term “oversimping” means to like or admire someone too much, to the point where you’re madly crushing on them. Just make sure to not be weird about it.

I’m very worried about my friend. She’s been oversimping for a YouTuber/Musician who goes by the name of Wilbur Soot.

oversimping by HajerNotFound_ February 15, 2021

Oversinger 

Someone who sings along inappropriately loudly and overzealously to songs, often effectively disturbing the atmosphere and ruining the song.

Our friend Liza is a huge oversinger. She doesn't get it when she is belting out songs in the car at the TOP OF HER LUNGS and everyone thinks its totally awkward.

Oversinger by Damien III February 28, 2008

overshiting

To react to something too strongly : to respond to something with too strong an emotion or with unnecessary or excessive action.

-I decided to delete my Facebook account due to it's lack of privacy and push for socializing

-OMG Becky, why? Facebook is an awesome place for people, you don't have to insult everyone just because you dislike it, uh.

-Kate, your overshiting again.

overshiting by NotMark443 August 12, 2020

oversibling

gender neutral term for aunt or uncle

My mother has a brother and a sister; they are my oversiblings.

oversibling by Smorke February 15, 2022

oversexing 

the government making people think about sexual activity through your senses to get people to spend more cash. In ancient times couples didn’t have vaginal intercourse frequently and there were no condoms.

The oversexing cost a lot of people money.

oversexing by Coop Dupe June 17, 2018