a motor vehicle, usually battery powered, in which bottles or cartons of milk and other dairy products are delivered to homes by a daily or regular route.
Origin of milk float
First recorded in 1885–90
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
British a small motor vehicle used to deliver milk to houses
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012