Excuse-itis 

Someone that has an excuse for everything.

Someone asks you to go workout with them and you said no because you hurt your knee. You would reply... "You have excuse-itis, you need to get rid of your man boobs bro!"

Excuse-itis by Pepps October 6, 2007

excusitis 

Derived from the word "Excuse".It is tendency/Disease/Regular behaviour of making excuse for every poor performance.In simpler words,giving excuses for everything and trying to back their faults

person 1:-Your calculation seems wrong
person 2:-i guess the calculator isnt working right

person1:-your handwriting is ridiculous
person2:-i think the pencil isnt dark enough
person1:-dude,you are EXCUSITIS

excusitis by anotherJustanotherguy October 15, 2009