Word Definitions
uta nemuseve: bow and arrow
dauka: spring off
Translation
When the arrow craves meat, it springs off the bow on its own.
Inspiration
The bow and arrow is a weapon system used for hunting. The arrow is launched by pulling and then releasing the bowstring.
Application
Some things seem to happen without any motivation or cause. The proverb is quoted where people are puzzled or amazed, and cannot find an apparent reason for something.