1+0 

in combination, equals out to ten 10
in sexual terms, signifies a male has one penis and one buttock

10
I have a penis and a buttock

1+0 by J Mo February 1, 2003

Year 1+0

A phrase used by teachers to describe a bunch of childish year 10 students.

“Do you want to go back to year 1+0?”

Year 1+0 by the year 1+0 boss February 26, 2025

Year 1+0

A phrase used by teachers to describe a bunch of immature year 10 students.

“Year 1+0 suits you best”

Year 1+0 by the year 1+0 boss February 26, 2025