Crossword Genius

Look, in return, for food and lodging (4)

Ross

I believe the answer is:

peek

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

'look' is the definition.
(peek is a kind of look)

I cannot understand how the remainder of the clue works.

Can you help me to learn more?

(Other definitions for peek that I've seen before include "spy" , "Glimpse" , "Take brief or surreptitious look" , "Furtive glance" , "Secret look" .)

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