Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun toothbrush

2 senses of toothbrush

Sense 1
toothbrush -- (small brush; has long handle; used to clean teeth)
       => brush -- (an implement that has hairs or bristles firmly set into a handle)
       => toiletry, toilet articles -- (artifacts used in making your toilet (washing and taking care of your body))

Sense 2
soup-strainer, toothbrush -- (slang for a mustache)
       => mustache, moustache -- (an unshaved growth of hair on the upper lip; "he looked younger after he shaved off his mustache")