This is when an individual exhibits irritability for a rational reason, but is unable to convey that their “aggression” is warranted to those in the vicinity, so it goes “unchecked”.
Someone with unchecked aggression is not necessarily dangerous, just misunderstood in the moment.
*man on street yelling and throwing fits in air from frustration due to a problem at work or home*
When one accumulates 25 kills without dying and recieves an overkill in the popular Xbox game Halo 2. Jeff Steitzer comes on and says it very dramatically.
Upchicking is just thinking your better than everyone else in what you say, or do. You are always right and no one else is. Once it has been done by you then it can't be done by anyone else.