1. gules - Noun
2. gules - Adjective
The tincture red, indicated in seals and engraved figures of escutcheons by parallel vertical lines. Hence, used poetically for a red color or that which is red.
Source: Webster's dictionaryEdition, Cambridge, 1771,pp.46–50 Also blazoned in Lambeth MS 555 "The Arms given him in Anglia Sacra, p. 673, are not sufficiently explicit; they should be thus blasoned: Quarterly gules and ermine on the 1st and 4th a goat's head erased argent. Source: Internet
For example, a shield divided azure and gules would be perfectly acceptable. Source: Internet
Pg. 45 In heraldry, the word gules is used for red. citation Shades and varieties main Red can vary in hue from orange-red to violet-red, and for each hue there is a wide variety of shades and tints, from very light pink to dark burgundy. Source: Internet
These were those of the king, differenced by a label gules, with one crescent argent on the central point. Source: Internet
Thomas (1966) The county council's coat of arms, granted in 1950, was: Or, three chevronels gules between as many Tudor roses barbed and seeded proper. Source: Internet