What about the melting snow? (4)

I believe the answer is:

thaw

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

'melting snow?' is the definition.
'thaw' can be an answer for 'melting' (thesaurus). I'm unsure of the 'snow?' bit.

'what about' is the wordplay.
'about' is an anagram indicator.
'what' is an anagram of 'THAW'.

'the' is the link.

Can you help me to learn more?

(Other definitions for thaw that I've seen before include "Unfreeze, defrost" , "following 28 [SILVER]" , "get warmer" , "What - melt like snow?" , "the end of a white Christmas?" .)

I've seen this clue in The Globe and Mail.

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