Define Qx Meaning

Ok, good, no problems. Origin from the Lensman series by E.E. Smith.

In scrabble the most feeble attempt at a word to try to get rid of two letters that will never be used otherwise.

An alternative word or abbreviation for facebook. Initially coined as an illustration of the usage of the term random, it became popular with the ubercool and is gaining wider recognition and usage.

qX is a hacking program designed and operated by qX productions.

Turn it sideways and its a ninja. The Q is the head and the little tail is the bandanna. The X is obviously the body

whole squad got big dicks

Qx = Quality kills.
Qx is often used in Qappz live-stream chat, when Qappz performs "crazy" or "highly professional" kills in games like Fortnite or similar games.