Any orifice (other than a mouth) that, from overuse, has stretched well beyond the circumference of the largest of penises, making anyone engaging in penetration with it unable to feel the walls on either side. It may even splash.
Guy 1: I heard Rico is into fisting now.

Guy 2: I know! I hit that last week and it was like fucking a bucket of water!
by RedWynn1982 April 22, 2020
Get the Bucket of water mug.
When you jizz in a bucket, make sure you overflow the bucket. And then leave it out in the heat (make sure its humid outside) wait about a week, then when your are fucking a girl, get your bucket and dump it on her. then say "your my bucket in water"!
Dude, last night i gave Margret a bucket in water, and she swallowed it
by The master of bucket in water October 12, 2016
Get the Bucket in Water mug.