A mermaid's twat (a portmanteau of mermaid and vagina), and the genital of preference of mermaid-oriented furries.
by Niles Ward November 5, 2006
by D-Monkey March 3, 2018
when one lane on a road or freeway ends and the very end is the mergina.____________
_____/that is the mergina
^
_____/that is the mergina
^
by THE MERGINA July 30, 2010