Pronunciation: (in"sig-nif'i-kunt),[key] —adj. 1. unimportant, trifling, or petty: Omit the insignificant details. 2. too small to be important: an insignificant sum. 3. of no consequence, influence, or distinction: a minor, insignificant bureaucrat. 4. without weight of character; contemptible: an insignificant fellow. 5. without meaning; meaningless: insignificant sounds.
—n. a word, thing, or person without significance.