It means man HO

A pick me is a woman that is willing to do anything for male approval. She will embarrass or throw other women under the bus to achieve this goal. The unfortunate thing about a pick me is usually the men they are trying to seek approval from are of poor quality and treat women badly, leaving little real benefit for the pick me.

A tool for hitting something with.

The male version of hoe. A clumsy player who gets no respect.

what the revolution will be fought with after the liberals take away our guns

This is a recent cockney rhyming slang word for Nick - which is in itself slang for police station or prison cell. ie SHOVEL and PICK (nick). A police officer might say "You're nicked" when arresting someone.

To bullshit. (to shovel the shit)