main royal mast

noun

, Nautical.

the part of the mainmast situated immediately above, and generally formed as a single spar with, the main topgallantmast.

The smoke of her gun was sailing off to leeward in a little cloud, and signals were again flying at her main-royal-mast-head.

We were not long in manufacturing a Dutch pennant, which was run up to the main-royal mast-head.

But I was a little surprised when he followed this up by hoisting a small red swallow-tailed flag to his main-royal-mast-head.

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