johnny-on-the-spot

In real, traceable use. Part of the curated seed collection; community review is coming.

Meaning · English

A person who is conveniently in the right place when needed.

Register: slang

Where it’s used: Used American English
Sources & notes

Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-07-30 via kaikki.org).

Common questions

What does “johnny-on-the-spot” mean?

A person who is conveniently in the right place when needed.

Is “johnny-on-the-spot” formal or informal?

johnny-on-the-spot is generally slang.