noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   A cylindrical brush on a thin shaft that is used to clean bottles.
2. 2
   a cylindrical brush on a thin shaft that is used to clean bottles wordnet
3. 3
   Any of various trees or shrubs of the myrtle family, especially of the genera Callistemon and Melaleuca, native to Australia and adjacent areas, having spikes of flowers with numerous conspicuous stamens.

   "‘But look, there's some grass up till this bottlebrush which looks like it's bin trampled.’"

4. 4
   An uncommon cave formation resulting from a rise in water level such that a stalactite becomes immersed in water that is supersaturated with calcium carbonate, causing the stalactite to become coated with pool spar.

Example

More examples

"‘But look, there's some grass up till this bottlebrush which looks like it's bin trampled.’"

Etymology

From bottle + brush.

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