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A threesome is three people having group sex with one another. This tag shouldn't be used with gangbang/orgy, it's either one or the other.
Note that for tagging purposes, futanari are usually counted as "female", and cuntboy as "male".
Related tags
See Also
This tag implicates group_sex (learn more).
The following tags implicate this tag: fff_threesome, ffm_threesome, mmf_threesome, and mmm_threesome (learn more).
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