/ahr"guyl/ , ( often cap. ) adj.
1. (of knitted articles) having a diamond-shaped pattern in two or more colors.
n.
2. a diamond-shaped pattern of two or more colors, used in knitting socks, sweaters, etc.
3. a sock having this pattern.
[ 1790-1800; var. of ARGYLL; so called because orig. patterned after the tartan of this clan ]