1. superlative form of pitchy; most dark or black like pitch
Usage: literary
2. superlative form of pitchy; most sticky or tar-like in consistency

Examples

• The pitchiest night of the year made navigation nearly impossible.
• Her hair was the pitchiest black I had ever seen.
• The pitchiest tar clung stubbornly to the workers’ boots.
• In the pitchiest darkness, even familiar paths became treacherous.
• The substance became pitchiest when heated to high temperatures.