1. superlative form of crackly; having the most cracks or a tendency to crack easily
Usage: informal
2. superlative form of cracky; making the most crackling sounds
Usage: informal

Examples

• The old paint on the barn was the crackiest I'd ever seen.
• That radio station has the crackiest signal in the area.
• The crackling fire made the crackiest sounds as the wood burned.
• Her voice sounded crackiest when she had a cold.
• The dried mud became the crackiest after weeks without rain.