slit interference

The term that physicists use for preventing a man from having sex with a woman (i.e. "cockblocking"). Single slit interference refers to cockblocking just one guy, whereas double slit interference refers to cockblocking two different guys.

"I observed some single slit interference last night in the lab"
"With a laser?"
"Nah man, roger was trying to wheel his lab partner but this other dude spilled some chemicals on her and she had to go to the emergency room."
"I hate when that happens"