when a man in a long-term relationship begins to slowly turn into a porpoise. Signs of this include spending a lot of time in the water, feeling uncomfortable on land, and looking increasingly dolphin-shaped (but without the beak).
Jenny began to suspect that her boyfriend might porpose soon when every single one of their dates involved swimming in the ocean.
by typosleadtoawesome November 07, 2010
by JZoidberg May 02, 2019