What is? BORDALOUE

BORDALOUE Ladies portable urinal. Sometimes known as a 'coach pot.' Absolutely not a gravy boat. Made in their thousands in The Staffordshire Potteries. Examples on display at Gladstone Pottery Museum, Longton, Stoke-on-Trent. @gladstonemuseum

Spode Bordaloue. Italian Pattern 1820
http://spodehistory.blogspot.co.uk/p/spode-and-italian.html