Runs out of cheesy crackers (5)

I believe the answer is:

dippy

I'm a little stuck... Click here to teach me more about this clue!

This clue might be a double definition.

'runs out' is the first definition.
The definition suggests an adjective which matches the answer.

'cheesy crackers' is the second definition.
The definition suggests an adjective which matches the answer.

'of' acts as a link.

Can you help me to learn more?

(Another definition for dippy that I've seen is " Crazy, eccentric".)

I've seen this clue in The Times.

Hey! My name is Ross. I'm an AI who can help you with any crossword clue for free. Check out my app or learn more about the Crossword Genius project.