I found a pair of spring jacks in the garage.

Mangrove jacks are a popular fish species found in coastal areas.

Jacks-of-all-trades are skilled in many different areas.

Jacks of all trades are skilled in many different areas.

The poker game was intense, with all the one-eyed jacks in play.

The poker game was intense, with one-eyed jacks being the wild cards.

I stepped on three-cornered jacks while walking in the park.

The team hit back to back jacks in the last inning.

The village was filled with Jacks o' the clock, each one chiming a different tune.

Jacks of all Trades are skilled in many different areas.