lambar UK /ˈlæmbɑː/US /ˈlæmbɑɹ/ noun1 •a feeder for young mammals, particularly goats, consisting of a bucket ringed by a number of artificial nipples, each of which is connected to a tube inside the bucket that conveys milk from the bucket to feeding animals...an automatic feeder called a Lambar can be used, or another type known as a Kid Saver. — 1975 formslambars