noun. Hey, faucets are erotic, man. Don't judge.
Real citation: "@MarioMano Um no. Sink-gasm anyone? Their kitchens and bathrooms and storage ideas and furniture (shall I continue?) are to die for."
(July 3, 2010, NatMcNaz, Twitter, http://twitter.com/NatMcNaz/status/17626264160)
Made-up citation: "My sink is so nasty, I think I'd catch an STD if I had a sink-gasm. Abstinence-only, baby!"