Definition of teston
: any of several old European coins: such asa : a shilling of Henry VIII of England decreasing in value to ninepence and then to sixpence in Shakespeare's timeb : a French silver coin of the 16th century worth between 10 and 141⁄2 sous
Seen and Heard
What made you want to look up teston? Please tell us where you read or heard it (including the quote, if possible).