look up any word, like the eiffel tower:
 
1.
A period of time in which a much younger girl satisfies an older man oraly. This of course is un beknownst to the man's significant other and her friends while celebrated with his best friends.
"Dude, I've been getting the Lewinski Treatment from some cocktail waitress from about three weeks now and I thinks my chick is starting to catch on"

"My girlfriend wont put out so I'm getting the Lewinski Treatment from a freshman.
by JusttomDietz May 05, 2005