4x 

A category of empire management strategy game, typically turn-based, that covers the four paradigms of eXploration, eXpansion, eXploitation and eXtermination.

Some famous 4X games include: Civilization, Space Empires, and Rise of Nations.

4x by Abdul June 7, 2004

4x 

Mountain Bike Race with four riders racing is knock out format.

Four riders will race each other down short manmade course with jumps, berms, stepdowns.
4X racing takes place all over the world.
Britain has the largest series in Europe check out www.nps4x.com

4x by Chris 4X Roberts April 29, 2007

4x 

"Four Ex": Internet and texting abbreviation for "for example".

#US has swept #Olympics medals in #SummerGames several times, 4x 2008 Men's 400 meters and Men's 400 meters Hurdles.

Jst wching news, 4x CNN ch 9 ch 5

4x by DyNama February 14, 2014

4X-grandaunt 

Great-great-great-grandaunt.

My 4X-grandaunt is a good person.

4X-grandaunt by KL198 June 25, 2021

4X-grandmother

Great-great-great-grandmother.

My 4X-grandmother is a good person.

4X-grandmother by KL198 June 25, 2021

4X-grandfather 

Great-great-great-grandfather.

My 4X-grandfather is a good person.

4X-grandfather by KL198 June 25, 2021

4X-grandparent 

Great-great-great-grandparent.

My 4X-grandparent is a good person.

4X-grandparent by KL198 June 25, 2021