whisker(redirected from whisker boom)
Also found in: Dictionary, Thesaurus, Medical.
1. any of the stiff sensory hairs growing on the face of a cat, rat, or other mammal
2. any light spar used for extending the clews of a sail, esp in light airs
3. Chem a very fine filamentary crystal having greater strength than the bulk material since it is a single crystal. Such crystals often show unusual electrical properties