The limit of the "somes". Anything exceeding this is considered an orgy.
- Dude! I had an amazing sixteensome last night!

- *SMACKS* You FOOL! That is considered an ORGY! A fifteensome is the limit, buckaroo.

- Oh shit dude, sorry, I didn't know...

- Do not grieve fellow, we all have much to learn...
by xXThotSlayer69Xx May 1, 2018
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As high as the "somes" go before the act escalates into an orgy.
- Dude! I had a sixteensome last night!

- *SMACKS* FOOL! That is an ORGY! The limit is a fifteensome!

- Oh shit dude you're right. My bad....
by xXThotSlayer69Xx May 1, 2018
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When you get 14 other people having sex with you, somehow.
1. Dude, I just had a fifteensome
2. WTF HOW
1. No clue, but it was awesome
by GoldenBonnie09 May 7, 2018
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