The Island Strum

Is it?

• The verbal commands: down down up — up down up
• Any strum performed on an island, such as Hawai'i. Which is an "Island", actual 137 islands.

A strum is the execution of a rhythmic pattern, in a particular style, at tempo.

The down down up etc. is the execution part. It's Rhythm, pure and simple. The Island Strum name is just a not so arbitrary, non-musical name given to this particular pattern. And the pattern is…

...with a tie between the first and second Rhythmic Syllables for:

The Island Strum is one of the Four Famous Core `Ukulele Strums - Pattern Four . It's probably the most famous of the four strums.