What is the meaning of Purra?

testicle

leek

to bite (cut into something by clamping the teeth; attack with teeth)

to bite (take hold; to establish firm contact with, e.g. of cutting tools like saws)

to work, have an effect, do the trick [with illative ‘on’]

to bite (cause sharp pain or damage (to), especially of cold)

to bite

to bite

to call (rouse from sleep, awaken)

Source: wiktionary.org