When onemale sexual partner ejaculates into the other sexual partner's retina.
Chad: "How was your tinder date last night?"
Scott: "It was going well but I don't think we're gonna go on another one..."
Chad: "Why not?"
Scott: I may have splash mountained her.."
The fear that during a Bukake session the person standing across from you may shoot his load over the intended target (a female who loves to get covered in baby batter by a large group of men) and on to you.
Yeah, so me and Roger went over to Mallory's house for the usual Friday night bukake party and we are both going for simultaneous release on Mallory's chest when Roger gets splash fever and bolts out the door without any pants on.