characterless

adjective more characterless · most characterless

1. Having no distinguishing character or quality. The great mass of American citizens estimate us, as being a characterless and purposeless people ; and hence we hold up our heads, if at all, against the withering influence of a nation's scorn and contempt.
2. Lacking in or devoid of personality. The letter within was written in the same straggling, characterless caligraphy, — I should have said, had I been asked offhand, that the whole thing was the composition of a servant girl.