1. An unpredictable factor
   "the weather was a wild card" 
2. A playing card whose value can be determined by the person who holds it

Derived forms: wild cards

Type of: factor, playing card

Encyclopedia: Wild card

• soft-shelled crab
• soft-shelled turtle
• soft-shoe
• soft-shoe dancing
• soft-shoe shuffle
• soft-soap
• soft-solder
• soft-spoken
• soft-witted
• softback
• softback book
• softball
• softball game
• soften
• softened
• softener
• softening
• softheaded
• softhearted
• softheartedness
• softie
• softish
• softly
• softly-softly
• softness