Treebeard

noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    A pendulous branching lichen, Usnea barbata, resembling hair. uncountable
  2. 2
    Spanish moss, Tillandsia usneoides. uncountable

Etymology

From tree + beard.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.