Not distinct to the senses; not clearly distinguishable or perceptible; not to be discriminated; confused; blurred; obscure: as, indistinct outlines; an indistinct sound.Not distinct to the mind; not clearly defined as to parts or details; indefinite; confused: as, indistinct notions. See clear, 6.Not giving or having distinct impressions, images, or perceptions; dim; dull; imperfect: as, indistinct vision; an indistinct remembrance.Synonyms Undefined, indistinguishable, dim, vague, uncertain, ambiguous.