A polymuse is a person whose expertise spans a significant number of subject areas in the musical arts. In less formal terms, a polymuse (or polymusical person) may simply refer to someone who is very knowledgeable in music.
Someone who is an expert at 3 or more classes of musical instruments (including the use of vocals) may also be called a polymuse.
Someone who listens to wide variety of music genres may refer to themselves as a polymuse though to a much lesser degree due to the fact that the average person listens to wide variety of genres in the first place.
Polyushka Polye or Song of The Plains is a Soviet Song Composed in 1933 by Viktor Gusev and one of the songs you hear when a fleet of Mi-24s come to visit you.
The use of Polyushka Polye:
Hanz: Auf der Heide blüht ein kleines Blümelein und das heißt-
Ivan: ДЕВУШКИ, СМОТРИ, ДЕВУШКИ, ПРОЧИТАЙТЕ СВОИ СЛЕЗЫ, СДЕЛАЙ СВОЙ ПЕСНЯ СИЛЬНИК!
The state of having multiple sexual relationships at the same time, with the consent of all partners involved, while only maintaining one emotional relationship.