Meaning: an unshaved growth of hair on the upper lip; "he looked younger after he shaved off his mustache"
He pulled his long mustache and looked somberly at the flag.
His beard and mustache were shaved off; his hair was close cut.
"My dear aunt, I am not so innocent," said Winterbourne, smiling and curling his mustache.
His hair and mustache are fair, and his clear, almost steely-blue eyes search you, but not unkindly.
Aramis mumbled verses to himself, and Porthos from time to time pulled a hair or two from his mustache, in sign of despair.
He quartered the office, a grayhound on the scent; a grayhound with glasses tilted forward on his thin nose, and a silky indecisive brown mustache.
He didn't look particularly regal, even on that high seat--with his ruddy outdoorsman's face and his ragged gray mustache and his old tweed coat spotted with pipe-ashes, he might have been any of the dozen-odd country-gentleman neighbors of von Schlichten's boyhood in the Argentine.