What is the meaning of Hotshot?

Highly skilled.

Displaying talent.

Someone with exceptional skills in a certain field.

A type of firefighter highly skilled in wildfire firefighting without external support, using basic tools that are backpacked in and manhandled about.

A portable device that is used to jump-start an automobile battery, or the electrical output of such a device.

A fast freight train.

A dose of recreational drugs deliberately laced with poison.

A lethal injection of heroin or another opiate.

To give (somebody) a dose of recreational drugs deliberately laced with poison.

Source: wiktionary.org