| Noun | 1. |  true warbler - small active brownish or greyish Old World birds family Sylviidae, Sylviidae - in some classifications considered a subfamily (Sylviinae) of the family Muscicapidae: Old World (true) warblers; American kinglets and gnatcatchers warbler - a small active songbird Silvia atricapilla, blackcap - small brownish-grey warbler with a black crown Phylloscopus sibilatrix, wood warbler - European woodland warbler with dull yellow plumage Acrocephalus schoenobaenus, sedge bird, sedge warbler, sedge wren, reedbird - small European warbler that breeds among reeds and wedges and winters in Africa wren warbler - small Asiatic and African bird; constructs nests like those of tailorbirds Orthotomus sutorius, tailorbird - tropical Asian warbler that stitches leaves together to form and conceal its nest |