1. most cautious about giving information or committing oneself; most evasive or secretive
Usage: superlative form of ‘cagey’
2. most clever and cautious, especially in a shrewd or cunning way
Usage: superlative form of ‘cagey’

Examples

• He was the cagiest player at the poker table, never revealing his hand.
• The witness became even more cagey when asked about the missing money.
• She’s the cagiest negotiator I’ve ever met.
• The politician gave his cagiest response yet to questions about the scandal.
• Among all the suspects, he was the cagiest about his whereabouts.
• The cagiest investors waited for better market conditions.