1 definition by TheBopMaster

1

When you take your sock off, put soap in it and run around outside at midnight in the mud swinging at each others dicks.

Boy: Im going sack wacking.
Boy 2: You better not sack wack me!

by TheBopMaster February 29, 2016

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• © 1999-2021 Urban Dictionary ® • advertise • terms of service • privacy • dmca • bug report • help • blog • data subject request