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A three man piggyback.

A person on a person's back on a person's back.

Fiend1: let's do a thriggyback!!
Fiend2: a what?
Fiend1: a fuckin thriggyback! issa three man piggyback innit.
Fiend2: oh....
by the breaker January 16, 2009

Words related to thriggyback

back back trick piggy piggyback