l know what a Nipper is, but l hear the term ''Grommet'' or something close to that word or spelling, has to do with a surfie

''Among the most important terms in surfspeak, grommet generally refers to a young surfer, one often, but not always, insolent or smarmy toward his elders. Typically sporting sun-bleached hair, sun-split lips, baggy trunks and a goofy grin, the grommet has for decades been the subject of cruel and unusual punishments.''

Read the link for more.

Question was ''Why are surfer kids called groms''

http://au.com/question/index.php?qid=20070519113831AAbKlyy

Grommets are the young surfers who think they know more then those who are more experienced. Basically they are full of piss and vinegar.