what is "i'm on a five" mean?

Question

she changed the clothes and says to manager 

""I’m on a five, Harry.

Can you make me a pastrami on rye?"

what is " i'm on a five" mean?

Answer 1

It's an old expression that means the person is taking a 5-minute break from work and is off the clock.

Answer 2

It means they are taking a break from work. 

Answer 3

I am on a break for 5 minutes.

Answer 4

It is slang, meaning she is taking a break.

Answer 5

It may mean taking a short break (like 5 minutes).

Answer 6

a break, presumably.  five minutes.

Answer 7

I don't understand what 'she changed the clothes' means, but I would assume that she's taking a 5 minute break.

Answer 8

Five minute break - popular Jazz Age expression - as in Brubeck's Take Five.

Answer 9

A short break as in 5 minutes. 

Answer 10

Hard to tell, given the lack of context.

But if I had to guess, I'd say it means she's on a break.