Entry 2 senses · 2 variants Webster, 1913 Fourscore /(fōr"skōr`)/ · Four·score · IPA /ˈfɔɹskoɹ/ a. n. 01 a. Four times twenty; eighty. 1. Four times twenty; eighty. 02 n. The product of four times twenty; eighty units or objects. 1. The product of four times twenty; eighty units or objects.