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1. Immature behavures.

2. More mature then a freshman in highschool. Yet, not as mature as an upper-class men.
1. Steveo- Kassie, I'm so tired of your sophmoric behaviors.

2.You are way to sophmoric to go to Prom.
by Shleeby94 June 01, 2009
immature, childish
Farting in public just to make people laugh is sophmoric.
by Lime Green Vampire March 02, 2009