brier

noun

1. tangled mass of prickly plants

   noun.plant

   Synonyms brier patch brierpatch

   Source: WordNet 3.0

2. a thorny stem or twig

   noun.plant

   Source: WordNet 3.0

3. Eurasian rose with prickly stems and fragrant leaves and bright pink flowers followed by scarlet hips

   noun.plant

   Synonyms briar eglantine rosa eglanteria sweetbriar sweetbrier

   Source: WordNet 3.0

4. a very prickly woody vine of the eastern United States growing in tangled masses having tough round stems with shiny leathery leaves and small greenish flowers followed by clusters of inedible shiny black berries

   noun.plant

   Synonyms briar bullbrier catbrier greenbrier horse brier horse-brier smilax rotundifolia

   Source: WordNet 3.0

5. evergreen treelike Mediterranean shrub having fragrant white flowers in large terminal panicles and hard woody roots used to make tobacco pipes

   noun.plant

   Synonyms briar erica arborea tree heath

   Source: WordNet 3.0

6. A plant with a slender woody stem bearing stout prickles; especially, species of <i>Rosa</i>, <i>Rubus</i>, and <i>Smilax</i>.

   noun

   Source: webster1913