having two colors or two shades of the same color:
a two-tone automobile.
of two colours or two shades of the same colour
(esp of sirens, car horns, etc) producing or consisting of two notes
Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
Always elegant, he favoured two-tone shoes and felt fedoras.
To create two-tone pops, make two different recipes and use twice as many molds.
Flanking them are halter-topped honeys with long, two-tone hair.
They're not going to add an alternate jersey or a two-tone batting helmet anytime soon.
One estimate is provided by the two-tone method, the other by an empirical regression spline method.
Authentic state treasurer checks have a two-tone background that fades from blue to green to blue.
The boilers have a two-tone, red and gray jacket enclosure with the controls and piping on the right side of the unit.