unimportant, trifling, or petty: Omit the insignificant details.
too small to be important: an insignificant sum.
of no consequence, influence, or distinction: a minor, insignificant bureaucrat.
of character; contemptible: an insignificant fellow.
without meaning; meaningless: insignificant sounds.
, thing, or person without significance.
is always a great word to know.
So is slumgullion. Does it mean:
2. trifling, minute, minuscule, picayune.