Jacks and Old salt

Jacks noun - A game in which jackstones are thrown and picked up in various groups between bounces of a small rubber ball.

Old salt is a synonym for jacks in sailor topic. In some cases you can use "Old salt" instead a noun "Jacks".

Old salt noun - A man who serves as a sailor.

Jacks is a synonym for old salt. Sometimes you can replace term "Jacks" with "Old salt", this terms are similar.