noun
rolling a two and four (with two dice)
Used in dice games to describe a specific roll of two dice showing a two and a four.
サイコロを振って四の二が出た。
I rolled the dice and got a two and a four.
noun
Humorous or playful way to refer to the number six, derived from the sum of two and four on dice.
「年齢は?」「四の二だよ。」
"How old are you?" "I'm six (wink)."