If you want more specific definitions from people, you can always go to www.urbandictionary.com and type necking into the box where they have you type the word.
kristen22 answered Tuesday September 2 2008, 1:32 am: The act of kissing and caressing passionately.
So, to answer your question, pretty much, yes.
I guess there's just a little more passion in it that just french kissing. The term "necking" isnt as popular anymore and has been replaced with most commonly "makin' out" [ kristen22's advice column | Ask kristen22 A Question ]
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