Move, get out my face,

A bum or hobo, a crackhead, a fiend or begger.
Someone who is involved in drugs and other such things.
A homeless or nearly homeless person.
Swerves usually are: uneducated and dumb, dirty, smelly, unattractive, and have missing teeth and messy hair.
A swerve is fully, totally 100% dedicated to anything and everything they have to do to get what they want and needs, usually getting drugs, alcohol, tobacco, a prostitute, etc.
Swerves generally are found in groups, and on street corners or alleyways.

Scouse term for not doing something or leaving it alone

can also mean stop

To sell someone illegal drugs

Something that's weird but cool

When something is cool.

to party,
can also be used in place as werd... cool, badass, wicked
or also used as "yes"