A man acting like a gentleman, but at the same time being a jerk about it.
Girlfriend: I'm cold.
Boyfriend: Well, I guess you can have my jacket then. I told you to get yours.
Girlfriend: Um, thanks.
Boyfriend: No problem, I'll just have to suffer now.
Girlfriend: Such a jerkleman.
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!