HOTSHOT
ace, adept, champion, sensation, maven, mavin, virtuoso, genius, hotshot, star, superstar, whiz, whizz, wizard, wiz
(noun) someone who is dazzlingly skilled in any field
Source: WordNet® 3.1
Adjective
hotshot (comparative more hotshot, superlative most hotshot)
(informal) Highly skilled.
(informal) Displaying talent.
Noun
hotshot (plural hotshots)
(informal) 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.
(US, rail) A fast freight train.
(slang) A dose of recreational drugs deliberately laced with poison.
Coordinate terms
• (firefighter): smokejumper
Verb
hotshot (third-person singular simple present hotshots, present participle hotshotting, simple past and past participle hotshotted)
(transitive, slang) To give (somebody) a dose of recreational drugs deliberately laced with poison.
Source: Wiktionary