What is the meaning of Slinga?

a bend or winding

something with twists and turns (bends or windings), like a trail

a hearing loop (usually as hörslinga)

a series of lights, like a lightstrip or festoon (usually as ljusslinga)

an (often dyed) strand of hair

a (part of a) melody (often as musikslinga or melodislinga)

a loop

Source: wiktionary.org