1) American finch 2) Finch 3) North American finch 4) Slang for heroin 5) Small finch 6) Snowbird 1) Snowbird 
Junco phaeonotus Junco vulcani Junco insularis A junco oʊ, genus Junco, is a small North American bird. Junco systematics are still confusing after decades of research, with various authors accepting between three and twelve species. Despite having a name that appears to derive from the Spanish term for the plant genus Juncus (rushes), these bird...
North American finch
• (n.) Any bird of the genus Junco, which includes several species of North American finches; -- called also snowbird, or blue snowbird.
any of several birds of the genus Junco, small sparrows of the family Fringillidae (sometimes classified as Emberizidae). Juncos are about 15 cm (6 ...
Jun'co noun (Zoology) Any bird of the genus Junco , which includes several species of North American finches; -- called also snowbird , or blue snowbird . 
Junco is slang for heroin.
[n] - small North American finch seen chiefly in winter
noun small North American finch seen chiefly in winter
any of several small North American finches of the genus Junco. Also calledCf.