the act of vomiting into a girl's vagina before having sex with her. doing Acid Rain usually results in Hydrochloric Penis (burns on the penis from Hydrochloric acid, or better known as stomach acid).
Man, that Acid Rain last night was amazing, but now i have a bad case of hydrochloric penis
by The Goatress November 18, 2010
Get the acid rain mug.
Melting a fudgsicle in a girl's anus, and then sucking it back out.
Girl, you shoulda seen it! I had goosebumps all over... AC gave me the acid rain last night!
by poochikins March 3, 2011
Get the acid rain mug.
Taking a shit after eating too much curry. (as per Dr. Ruth)
Man, dat Indian food was delicious but I was having acid rain episodes all night.
by The Rising Pylon November 28, 2007
Get the acid rain mug.
the act of expelling gas (farting), then urinating on them. Similar to real acid rain caused by rain passing through hazardous pollutants in the air (smog)
I know you're into golden showers, but how about some acid rain instead?
by akhkhazu February 21, 2009
Get the acid rain mug.
wher u take a shit on a gurls chest then piss on that shit
dang, i wen ova tha german gurls house , she wuz lyke 'me wan acid rain' then she took a dump. i wuz all confused biatch
by SpRoOf July 2, 2006
Get the acid rain mug.
John: "Did you hear what happened to that kid down the street?"

Paul: "Nah, What happened, John?"

John: "He got acid rained on by some roadman"
by PebbleEscobar69 December 26, 2018
Get the Acid Rain mug.