swing ‧ om ‧ e ‧ ter /swɪŋˈɒmətə, swɪŋˈɒmɪtə $ -ˈɑːmətər/ BrE AmE noun [countable]
British English informal a piece of equipment used in television programmes to show how many votes each political party is getting during an election
swing ‧ om ‧ e ‧ ter /swɪŋˈɒmətə, swɪŋˈɒmɪtə $ -ˈɑːmətər/ BrE AmE noun [countable]
British English informal a piece of equipment used in television programmes to show how many votes each political party is getting during an election
Longman Dictionary of Contemporary English. Longman - Словарь современного английского языка. 2012