a wild card - if someone gets a wild card or is a wild card in a sports competition, they are allowed to enter the competition without passing the usual tests.

Connors, the five-times champion, is among eight wild-card entries to the US Open in New York next month. (always before noun)

• for goodness sake
• for kicks
• fork over
• fork over something
• for love nor money
• for love or money
• for my money
• for my sins
• for naught
• for nothing
• for old times' sake
• for one thing
• for openers
• for own sake
• for part
• for Pete's sake
• for quids
• for real
• for short
• for someone's part
• for some reason
• for some reason or other
• for something's own sake
• for starters
• for sure