The expression "Johnny-on-the-spot" is an idiom used to describe someone who is always prompt, punctual, or readily available to help in a particular situation. It signifies a person who is quick to respond or act when needed.

For example, imagine a workplace scenario where there is an IT specialist who is always available to fix computer issues as soon as they arise. When a computer problem occurs, and this IT specialist is immediately on hand to resolve it, you could say, "He's a real 'Johnny-on-the-spot' when it comes to computer problems." This means he is always ready, available, and at hand whenever needed to address such issues promptly.

Example sentences

  1. Whenever there's an emergency, she's always Johnny-on-the-spot to offer assistance.
  2. The fire department's response time is impressive; they are truly Johnny-on-the-spot.
  3. He's our go-to person for technical problems because he's always Johnny-on-thespot.
  4. The supervisor is Johnny-on-the-spot when it comes to resolving conflicts among team members.
  5. The doctor is known for being Johnny-on-the-spot, even during off-hours.
  6. In times of crisis, he's the one you want around; he's Johnny-on-the-spot.
  7. The efficient customer service representative is Johnny-on-the-spot in addressing customer inquiries.
  8. The electrician was Johnny-on-the-spot to fix the power outage in no time.
  9. When it comes to meeting deadlines, she's always Johnny-on-the-spot with her work.
  10. We can count on him to be Johnny-on-the-spot with solutions to unexpected problems.

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Reference:

Definition of JOHNNY-ON-THE-SPOT
a person who is on hand and ready to perform a service or respond to an emergency… See the full definition