cheermate 

A polite expression used when acknowledging a gift, service, or compliment, or accepting or refusing an offer.

I never got so much as a cheermate for helping him.

cheermate by Dave Nash August 24, 2017

Checkmate 

What you say when you bring in an argument so powerful that your debate opponent is unable to respond to it.

Bananas prove god exists. CHECKMATE atheists.

Checkmate by Friendless Fellow August 2, 2019

Cheerage 

Good times with friends enjoying alcohol and drugs

I had to much Cheerage last night

Cheerage by isammy February 19, 2011

Ice skater checkmate

The Ice skater checkmate is a checkmate where the rook or the queen checkmates the king that is blocked by all three of his pawns after the king has castled.

OH MY GOD CHAT I DID THE "ICE SKATER CHECKMATE" BING BANG BOOM

Ice skater checkmate by LustBird May 26, 2020

checkermate 

When an opponent on checkers can't move his or her last piece, similar to checkmate for chess.

I yelled "checkermate" when she was trapped and she laughed and called me silly as she lost.

checkermate by SouloCutz May 1, 2009

Checkmate, Lincolnites!

A phrase uttered by Neo-Confederates or Lost Causers after DESTROYING the pernicious lies of Yankees, Scalawags, and Carpetbaggers using FACTS and LOGIC.

Johnny Reb: "Why did the North invade the South in 1861? Was it because they hated slavery?"

Billy Yank: "No, it was to save the Union, but sl-"

Johnny Reb: "CHECKMATE, LINCOLNITES!1!!!1!"

Checkmate, Lincolnites! by Cool With Coolidge October 6, 2022

checkermate 

When you're playing online checkers with Vic and she is forced to crown you.

Erik: "Here I come"

Vic: "Oh no, you're heading towards my kings row"

Erik: "Boom, checkermate"

checkermate by Quenton2021 November 29, 2021