This happenes when a two or more people have played dungeon and dragons* for an extensive amount of time and make jokes of rolling d&d** dice in real life.
*a table game
**short for dungeons and dragons
Hey we are late to class! Who goes in first?
Lets all role a d20* for initiative
Did you just do a D&D dice roll?
Yep.
* d20 is a dice used in dungeon and dragons that has 20 faces
A different way of saying daisuki in Japanese
Sabun: Yo I dice key that guy *says for the 23rd time
A different way of saying daisuki
Daisuki means I like you in Japanese
Sabun: Hey I dice key that guys *says for the 23rd time*
What frat Bros say to people in passing
Non-Frat Bro: "What's Up?"t
Frat Bro: Nothing, about to hit the dice"
Non-F rat Bro: Cool....
When a person is confusing you or acting not normal.
Or looking dumb
When a male nibbles a woman's pussy lip in a dicing motion.