Crossword Genius

Go into headquarters in New York avoiding cold (5)

Ross

I believe the answer is:

enter

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

'go into' is the definition.
(enter can mean to go into a place)

I don't understand how the rest of the clue works.

Can you help me to learn more?

(Other definitions for enter that I've seen before include "Inscribe" , "Set foot in" , "Record - stage direction - come in" , "Take part in a contest" , "A key on the right" .)

I've seen this clue in The Guardian.
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