Top Definition
To simultaneously insert 10 pills into any bodily orifice.
1. To decagurn you can put one pill on each finger and thumbs and insert into the bottom.
2. You can also decagurn by doing a Pentaplug (insert 5 up the bottom) and orally consuming 5 pills simultaneously.
3. A decagurn is also Orally consuming 10 pills together.
by Scallywag33 April 22, 2010

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