Noun: to slez.
The act of attempting to attract someone romantically or sexually (usually referring to a night out or dating).
“Shall we go slezzing in Soho?”
“How was your night of slezzing last night, Alex?”
“Are you still seeing that girl you met in Camden you big slez head?”
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!