What is the meaning of Muur?

wall

wall

wall (figuratively, any barrier which limits access)

a type of fast-food vending machine with compartments arranged similar to a wall that contain snacks

any of various small plants of the Caryophyllaceae family, particularly of genus Stellaria (chickweed) but also including others such as Arenaria (sandwort) and Sagina (pearlwort)

wall

person

Source: wiktionary.org