Top Gun
Noun · Slang & Abbreviations
Definitions
A joking label for the highly skilled person everyone expects to perform under pressure. In engineering slang, the top gun is often both admired and over-relied upon.
In plain English: A standout expert who is expected to handle the hardest situations.
Example: "They kept pulling in the top gun for every difficult migration, which solved short-term crises while deepening long-term dependency on one person."