1. superlative form of solid; most firm, stable, or reliable
Usage: superlative form

Examples

• This is the solidest foundation we’ve ever built on.
• She gave the solidest performance of her career.
• That’s the solidest advice I’ve heard all day.
• The oak table is the solidest piece of furniture in the house.
• He has the solidest reputation in the business.
• This rock formation appears to be the solidest part of the cliff.