1. superlative form of sheer; most complete or absolute
2. superlative form of sheer; most transparent or thin
3. superlative form of sheer; steepest or most vertical

Examples

• It was the sheerest coincidence that we met at the airport.
• The sheerest fabric allowed light to pass through easily.
• She climbed the sheerest face of the mountain.
• His success was due to sheerest determination.
• The curtains were made of the sheerest silk.
• They faced the sheerest cliff on their hike.
• It was sheerest luck that saved them from the accident.