noun
toothbrush
TOOTH-bruhsh
noun
1
A small brush with a long handle used with toothpaste to clean the teeth.
"He keeps a spare toothbrush at his girlfriend's flat."
"Dentists recommend replacing your toothbrush every three months."
verb
1
To scrub something with a toothbrush.
"She toothbrushed the grout between the bathroom tiles."
How to Use Toothbrush
Learner’s notesIn plain EnglishThe small brush you use twice a day to clean your teeth.
Common pairings
electric toothbrush
toothbrush and toothpaste
Word Forms
toothbrushed past tense, toothbrushes plural, toothbrushes singular
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Etymology
A straightforward compound of "tooth" and "brush", describing exactly what the object does.