From Longman Dictionary of Contemporary Englishcowpatcow‧pat /ˈkaʊpæt/ noun [countable] HBAa round flat mass of solid waste from a cow SYN cow chip American English
Examples from the Corpus
cowpat• Like a cowpat, in fact.• Each cowpat was slapped into position where it dried with its prominent hand-print, looking like a work of art.• It may be several hours before you realise that the cowpat is a date, and the white bit a blindfold. 