What is Tee Hee?
1.
a very wierd laugh, or if yo have done something bad you might "tee hee" at it with your friends.
Teacher-"WHO DID THIS?!?!?!I WANT NAAAAMES!!"
pupil who did it-(to friend) "tee hee..."
2.
A reaction of a student from a joke told by a teacher. The joke tends to not be funny at all. i.e. puns and other things of that sort
"Okay class, a dozen apples, a dozen tires, they are all 12 it just dozen matter." said Mister Stoff
"Tee Hee" said the student
See
3.
When a girl gives guy head, and to "tee hee" is used as a code word so that no one finds out.
"I gave Bob tee hee last night."
See