Snoregasm

[…] therapists deal with wives not being satisfied by husbands who perform quickly, get their orgasm, and go to sleep, “leaving her frustrated and deciding whether to kill him or bring herself to climax” having a “snorgasm” (Schnarch, 1991, p. 18).

Source: wiktionary

That night I have a snoregasm. I might have dreamt about Irene. I don't want to throw my underpants in the laundry, because she might see the dried stain.

Source: wiktionary

Both parents were still in bed, the mother as quiet as a corpse, the father snoring so loudly that anyone listening might have thought he was having a “snoregasm.” Clifford wrote his parents a note: “I have left to explore Tucumcari while the weather is cool.”

Source: wiktionary

Or episodes where the sleeper has sex without waking up: sexsomnia – or, as some call it, snoregasm. This is not the same as a wet dream, which is not classified as a sleep disorder. Parasomnic episodes may seem dramatic but they are almost always harmless.

Source: wiktionary