Definitions
American Heritage® Dictionary of the English Language, Fourth Edition
- n. Any of various Australian shrubs or trees of the genera Callistemon and Melaleuca, having densely flowered, cylindrical spikes with numerous, long, protruding stamens that suggest a brush used to clean bottles.
Wiktionary
- n. 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.
- n. A cylindrical brush on a thin shaft that is used to clean bottles.
GNU Webster's 1913
- n. a cylindrical brush on a thin shaft that is used to clean bottles.
WordNet 3.0
- n. a cylindrical brush on a thin shaft that is used to clean bottles
Examples
“I used them in the Nativity with old lace, bottlebrush trees, pearls, and vintage cardboard houses, together with topiaries made of dried hydrangeas and Spanish moss.”
“The bottlebrush trees and snowy felt and flakes really look sweet.”
“If you can insert a small bottlebrush to get out any dust or silt that's on the concrete, this will really help ensure patching success.”
The Washington Post: How to fix holes in your home's concrete foundation
“The sky is a photogenic blue with bottlebrush marks of white—an optimistic backdrop for a city where the streetscape exudes a gray and downcast feel that, by comparison, would make a Hopper painting seem cheerful.”
“He stared hard at a barrel-potted bottlebrush tree that in the shadows seemed fatter and denser than it should have been.”
““Shut up, Monroe,” Herman said, staring at a silhouette that disconnected itself from the bottlebrush tree and now stood framed against the moonlight that shimmered like a white flame on the bayou.”
“He went back through the kitchen and through the wet bar area and looked out at the pool and at the shadows the potted orchid and bottlebrush trees made on the flagstones.”
“The vegetation changed from pine and manzanita to aspen and acacia, with long vinelike tendrils of wild strawberries growing parasitically over the rock face, intermixed with ferns and bottlebrush and poison sumac.”
“Higher elevation slopes have some pinyon-juniper savanna with an understory of blue grama, dropseeds, Indian ricegrass, and bottlebrush squirreltail grasses.”
“The hot wind blowing across the face of the mountain rustled the palm and bottlebrush trees and scattered bits of leaves on the surface of the pool.”
Lists
These user-created lists contain the word ‘bottlebrush’.
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Public List: Prairie Grasses
Common varieties of grasses and sedges native to American prairies.
big bluestem, indian grass, cord grass, rip gut, little bluestem, prairie dropseed, porcupine grass, sideoats grama, needle grass, blue joint, bottlebrush, buffalo grass and 47 more...

skipvia Seedhead resembles a bottle brush. See Prairie Grasses Feb 12, 2008