unˈdercool transitive verb

1. To supercool
2. To cool insufficiently

• crackajacks
• crack a joke
• crack a smile
• crack babies
• crack baby
• crackbrain
• crackbrained
• crackbrains
• crack credit
• crackdown
• crack down on
• cracked
• cracked wheat
• cracker
• cracker-barrel
• crackerjack
• crackerjacks
• crackers
• crack-halter
• crack-halters
• crackhead
• crackheads
• crack-hemp
• crack house
• crack houses