When you're about to high five someone, and your hands are just about to hit, then the other high-fiver quickly moves their hand away leaving you with a non-returned air five... you dork.

Similar to a "faux-five."

When giving some one a high five you stop at the last minute. However, instead of just dodging the high five you form your fiving hand into a finger and shake it at the person. A stern glare should accompany this gesture. Sometimes a loud "No!" is also appropriate.

No-fives should usually be used as friend punishment. A great way to get some ones hopes up then crush them at the last minute.

done by mis-pronouncing the word faux foh as fauks

Similar to the Faux Five; When your going to high five someone and they are about to return the high five, but pull it back in a squid like motion and say "Squid". Your still left high-five-less and a bit more humiliated.

A kind of faux five when you're going in to give someone a high five but quickly pull away, making your hand make jellyfish motions in the air while saying, "JELLYFISH!"
To add to the affect, apologize, then go in for a hug.
When they go in for the hug also, pull back and make the jellyfish motions with your arms while saying, "JELLYFISH!"

Known to be annoying as hell.

When one offers a hi-five to someone and that person goes to take it, the first person makes a squid-ish shape from their hand, pulls away from the second person and says: "Squid"

A hypocrite. Usually derogatory, refers to someone who has publicly reversed position on an issue. A flip-flopper. Derived from 'wannabe'.

Also, someone who is "yesterday's news", "so five minutes ago", or who's "jumped the shark". Someone who is no longer of interest and/or in the public spotlight.