1. not clear or sharply defined; blurred or vague
2. difficult to hear clearly; muffled or faint

Examples

• The photograph was old and indistinct, making it hard to identify the people in it.
• Through the fog, the outline of the building was indistinct.
• His voice was indistinct over the poor phone connection.
• The writing on the ancient stone tablet had become indistinct over time.
• She could hear indistinct voices coming from the next room.
• The memory of that day remains indistinct in her mind.
• The artist created an indistinct watercolor painting with soft, blended edges.