noun
multiplication table; times table
Refers specifically to the Japanese multiplication table (1x1 through 9x9), often recited in a rhythmic chant. Can also refer to the concept of multiplication tables in general.
小学生のとき、毎日九九を暗唱させられた。
When I was in elementary school, I was made to recite the multiplication table every day.
彼は九九を全部覚えている。
He has memorized the entire multiplication table.