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5.
A smartass way of saying that there is absolutely no difference between the two things or ideas in question.

(six one way, half-dozen the other)
Guy 1: Hey, I have a legitimate question for you... What's the difference between calling a girl a slut or a whore?

Guy 2: Eh, Same difference.

Guy 1: That makes no sense...

Guy 2: Oh but it does.
by SmartAzz2008 November 05, 2009
 
1.
Another way of saying "whatever". It is often confused with "same thing", but you're really saying "OK, I admit that they're not the same thing, but they're not different enough for me to really care about it."

Often shortened to same diff.
"Same difference" and "same thing" are not the same thing, but hey, same difference.
by murlough 23 January 24, 2011
 
2.
Same Difference does not mean 'same thing'. Same difference refers to two subject matters which are not equal yet share similar values.

For instance: Apples & Oranges. Both are fruits, but are not equal.

Bob: I love Apples.
John: Don't you mean Oranges?
Bob: Same Difference
by David NC May 23, 2007
 
3.
The contraction for "Same thing; no difference"
Democrats, Republicans, same difference.
by KingTT February 18, 2004
 
4.
A term for when two subtraction problems equal the same thing
6 minus 1 = 5
10 minus 5 = 5
Same difference
by tr010101 August 16, 2012
 
6.
The saying or phrase with these specific two words that contradict each other for a common goal of agreeing with someone when they prove you wrong but still keeping the appearance that you are right too. Also somehow in the process that even though they were right that they in some way are retarted for calling you out.
Random Friend: Hey is there peanuts in this chocolate bar? Cuase I'm deadly allergic.

You: No man, s'all g, no peanuts in there.

Retarted Friend: Hey man, just cuase there's no peanuts in the ingredients doesn't make it safe, look here on the lable it says "may contian traces of nuts", You cudda killed him!

You: Same Difference, man...
by Wollf April 07, 2010
 
7.
Exactly The Same Thing But With A Minor Difference, in turn making it sound different but really still being the same.
So Craig what did you have for dinner last night, I had a peanut butter and jelly. Then later my mom's hooked it up with a jelly and peanut butter.

That's the same difference bro!
by Kurt M. Petersen(Dirt) July 21, 2008