Top Definition
A man possessing a penis so large it causes internal bleeding, vaginal and anal lacerations, pelvic crushing, ruined sheets, shattered dreams of motherhood, and permently leaves a woman smiling funny.
Jenny: Do you know what blood-type Beth is?
Vicky: No, why?
Jenny: I heard Josh fed her the dong-a-saurus rex and now she needs a transfusion.
by pumpkin escobar October 21, 2005
1 more definition
6 Words related to dong-a-saurus rex
refering to a large or gigantic penis.
All of the ladies want my dongasaurusrex
by Rocktar June 14, 2010

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