any of several green or yellow lichens of the genus Usnea, having long, threadlike stems in a tangled mass typically hanging from tree branches, and growing in a wide range of habitats from tropical zones to the Arctic.
any plant belonging to the genus Penstemon, of the figwort family.
- Beard worm
the growth of hair on the face of an adult man, often including a mustache. Zoology. a tuft, growth, or part resembling or suggesting a human beard, as the tuft of long hairs on the lower jaw of a goat or the cluster of hairlike feathers at the base of the bill in certain birds. […]
noun deep thought: the response involved much beard-stroking adjective boringly intellectual: a beard-stroking bore