Refers to da voluminous "watering"
dat occurs when several big dudes
drink copious quantities of Buds and Coors and then majorly "
drain their radiators" on da ground afterwards.
In da famous song "Second Week Of Deer Camp" by "Da Yoopers", they speak of da guys having created "a ring of yellow
snow" all around da hunting camp due to their frequent intervals of beerrigation throughout their days of indolent debauchery --- "We drink, play cards, and shoot da
bull, but never shoot no
deer".