cat’s whiskers

noun

1. cat whisker.

noun

1. Radio. a stiff wire forming one contact in a crystal detector and used for probing the crystal.
2. Electronics. any wire for making contact with a semiconductor.

noun

1. the cat’s whiskers or the cat’s pyjamas slang a person or thing that is excellent or superior

noun

1. a pointed wire used to make contact with the crystal in a crystal radio receiver
2. any wire used to make contact with a semiconductor