Performing Sexual favors to raise a grade.
Mactaggart boned ms. Wojtas for some Sextra Credit.
by DirtyD November 28, 2004
Sleeping with a professor for a better grade.
Tracy's went to Professor Mustard's office to get some sextra credit.
by White Shaq June 03, 2003
using ones god-given assets to improve their grades
Professor Lowell was so desperate, he was offering sextracredit to any and all of his students.
by Hazel Wood March 13, 2008