basinful Get Printable Handwriting Hear It! Say It! Write It! Learn It! Spelling Test Definition noun. the amount that a basin can hold. Example Sentence The sink was filled to the basinful. More Example Sentences She poured a basinful of soup. Synonyms container; volume; capacity Antonyms empty; void Hear It! Say It! Write It! basinful Switch to cursive Start Share with your friends: