signifying nothing; "insignificant sounds"; "his response is picayune and unmeaning"- R B Pearsall
Something that is insignificant is unimportant, especially because it is very small. In 1949 Bonn was a small, insignificant city. significant. too small or unimportant to consider or worry about = trivial
Having no weight or effect; answering no purpose; unimportant; valueless; futile
not large enough to consider or notice not worthy of notice of little importance or influence or power; of minor status; "a minor, insignificant bureaucrat"; "peanut politicians"
Without weight of character or social standing; mean; contemptible; as, an insignificant person
of little importance or influence or power; of minor status; "a minor, insignificant bureaucrat"; "peanut politicians"