Definitions by tiler222

Logan 

An eponym: the SI unit for measuring penis (1 Logan= pi inches of penis). The original Logan was a member of the Harvard Glee Club sometime in the mid-90s.

The average erect male penis measures 2 Logans in length and 1/2 Logan in diameter.

I am soft-packing for that coveted 3-Logan look.

Logan by tiler222 May 19, 2006