/ ˈgriːtɪŋ; NAmE / noun
1.
[ C , U ] something that you say or do to greet sb :
She waved a friendly greeting.
They exchanged greetings and sat down to lunch.
He raised his hand in greeting .
2.
greetings [ pl. ] a message of good wishes for sb's health, happiness, etc. :
Christmas / birthday, etc. greetings
My mother sends her greetings to you all.
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IDIOMS
see season noun