The verb GET is a synonym for to obtain. Right.
To GET GET would therefore mean to OBTAIN OBTAIN.
Now the verb GET GET is a slightly downgraded, less elderly offensive, and actively 007ish combination for GETTING SOMEONE or even, with the appropriate low rise intonation, GETTING LAID.
Now spread the gospel (when you're not get getting, that goes without saying.)
Did you get get her / him yesterday?
I so need to get get.
Get getting is a fact of life.
Can you just keep your mind off get getting for once?
How about we got got?