Akademik

nark

n. & v. Brit. sl.
—n.
1 a police informer or decoy.
2 Austral. an annoying person or thing.
—v.tr. (usu. in passive) annoy; infuriate (was narked by their attitude).
Phrases and idioms:
nark it! stop that!
Etymology: Romany nak nose

Useful english dictionary. 2012.