INSIP'ID, adjective [Latin insipidus; in and sapidus, sapio, to taste.] 1. Tasteless; destitute of taste; wanting the qualities which affect the organs of taste; vapid; as insipid liquor. 2. Wanting spirit, life or animation; wanting pathos, or the power of exciting emotions; flat; dull; heavy; as an insipid address; an insipid composition. 3. Wanting power to gratify desire; as insipid pleasure.
Source: Webster's 1828 American Dictionary ↗ · public-domain · returned verbatim, no AI