When a guy is fucking someone, comes inside them, stays in until he gets soft, and then pees in them.
Man, he was so drunk when we were doin' it last night, total lemon meringue before I could roll him off of me!
by mochakitty May 23, 2004
When a guy blows his load in a girls mouth and follows it with a stream of urine.
"I drank so much last night, then totally lemon meringued that girl."
by Daniel cumtongue Nelson November 07, 2008