Old World warbler old·world·warb·ler uncommon noun 1. small active brownish or grayish Old World birds SynonymsOld World warblertrue warbler Related words Broader terms warbler Narrower terms blackcapwood warblersedge warblerwren warblertailorbird Parts Sylviidae WordNet 2.1 (Princeton University). WordNet 2.1 Copyright Princeton University. All rights reserved.
