A word used for signaling indecision, indecisiveness, or a state of unknowing.

A word used in fustration, boredom or as a sign of indifference. It is similar to a goat sound.

What Greg says in reply to almost everything.

A made-up word that girls named Jess seem to say a lot—especially ones with last names starting with T. It has no direct definition. You can pretty much say it whenever you want and it will make sense. Also, it can occasionally spur some laughter within a group of people.

A phrase used either by someone being grumpy, or by someone else who is taking the piss out of the grumpy person. Usually followed by "hating it". Curiously, this is a word often used by lost lambs.