What does =:-) stand for?

=:-) stands for "Punk, or hosehead"

How to abbreviate "Punk, or hosehead"?

"Punk, or hosehead" can be abbreviated as =:-)

What is the meaning of =:-) abbreviation?

The meaning of =:-) abbreviation is "Punk, or hosehead"

What does =:-) mean?

=:-) as abbreviation means "Punk, or hosehead"