A 12, or more, man Tea-Bag on one person.
There were like 20 guys in that Boston Harbor!
by BattPenis July 28, 2011
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Home to many nights/ days of Sunday Funday including hours of moose, never have i ever and spin the bottle.. not to mention late night swims in the ocean and disgracing all of our families
Drinking with the families by day turns into disgusting make outs and swimming in low tide by night...

Just another day at Boston Harbor Yacht Club :)
by BNasty Regan October 20, 2007
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The sexual act of shoving one's scrotum into a partner's vagina.
See that British girl? I bet she wants a Boston Harbor.
by lizdude December 18, 2021
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