We found 2 dictionaries that define the word pine siskins:

General (2 matching dictionaries)

1. pine siskins: Merriam-Webster
2. pine siskins: Vocabulary.com

(Note: See pine_siskin as well.)

Definitions from Wiktionary (pine siskin) ▸ noun:  Spinus pinus, a North American finch. ▸ Also see pine_siskin ▸ Words similar to pine siskins ▸ Usage examples for pine siskins ▸ Idioms related to pine siskins ▸ Wikipedia articles (New!) ▸ Words that often appear near pine siskins ▸ Rhymes of pine siskins ▸ Invented words related to pine siskins