Meaning 1 · most common
wait briefly

to wait for a short time, often used when asking someone to pause or not to go ahead yet.
Examples
Hold on, I'll check if he's in his office.
A: Can you give me the address?
B: Hold on, let me find it.
Common mistake
Not: Hold on the line, I'll get her.
Say: Hold on, I'll get her. / Hold the line, please.
Bare 'hold on' = wait; 'hold the line' is the phone-specific version (no 'on').
More on “wait briefly”Another example · Tell it apart · Goes with · Tip
Another example
In my last job, I often had to ask customers to hold on while I looked up their information.
Tell it apart
Hold on — I'll be right there.
Hold on tight!
Goes with
- hold on + context
