NYC village meme guarding against British standard (9,4,4)

I believe the answer is:

greenwich mean time

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'nyc village meme guarding against british standard' is the definition.
I can't tell whether this definition defines the answer.

'nyc village meme guarding' is the wordplay.
'nyc' becomes 'anti' (I am not sure about this - if you are sure you should believe this answer much more).
'village' becomes 'Greenwich Village' (synonyms).
'guarding' is an insertion indicator (inserted letters are protected or guarded).
'greenwich'+'meme'='greenwichmeme'
'anti' placed within 'greenwichmeme' is 'GREENWICH MEAN TIME'.

Can you help me to learn more?

(Another definition for greenwich mean time that I've seen is " GMT in full".)

I've seen this clue in The Times.

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