triple threat(redirected from triple-threats)
A person who is very skilled or knowledgeable in three different but related skills, abilities, or fields. She has degrees in law, business, and socioeconomics, so she'll be a real triple threat for our company. He's a brilliant actor, singer, and dancer—the classic triple threat!
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
A person who is adept in three areas, as in She's a triple threat on the editorial staff-she can edit, write, and design pages. This term comes from football, where it signifies a player who is good at running, passing, and kicking. [c. 1920] Also see hat trick.