Utsipänna
Utsipänna is a Swedish term that translates literally to "outpour" or "outflow" and generally refers to the expulsion of bodily fluids, often in a sudden or forceful manner. While it can be used in a neutral context to describe a natural bodily function, it frequently carries a colloquial or even crude connotation. The specific meaning can depend heavily on the context in which it is used.
In a medical or biological setting, the term is rarely used. More precise scientific language would be
The word itself is derived from the Swedish verbs "ut" (out) and "sipa" (to seep or ooze),