Man allegedly hides meth in undies

A bikie associate has been accused of smuggling up to $20,000 of methamphetamine into Darwin in his underwear.

The 31-year-old was arrested at Darwin airport on Tuesday after a flight from Melbourne, police say.

The man has been remanded in custody to appear in the Darwin Magistrates Court on January 20 charged with possessing and supplying a trafficable quantity of methamphetamine.