The uunstoppable force of buggery. Mostly used in Brittain. Once a nickname of Englishpop-star, George Michaels. Applicable in any case where the buggery continues despite numerous pleas for cessation.
A hardo is a person who tries extremely hard at everything. Most times a hardo will try very hard at things that do not require excessive effort. For example, sports practices, gym class, etc.
Wow did you see Jack at practice today? What a hardo!