What is Haxtreme?
1.
Combining
Captain: Wait, what? Did he...Did he just do that???
Corporal: He did sir! That is Haxtreme!
See
2.
Combining the two words of
Can be used in gaming, txting or plain conversation if you're daring enough to not care what the other person might think of you when saying a ridiculous internet term/word out loud in RL.
Rose: "Wait, what? Did he just do what I think he did?"
Janet: "OMG yeah he did! Haxtreme!1!!!"
See