2. Proper noun. (baseball) A group of players from the team Toronto Blue Jays. ¹
3. Proper noun. (baseball) The team Philadelphia Blue Jays, a short-lived and disused name for the Philadelphia Phillies in the 1940s. ¹
4. Proper noun. (baseball) A group of players from the team Philadelphia Blue Jays. ¹
5. Proper noun. Sports teams from John Hopkins University. ¹
6. Proper noun. A group of players from one team at John Hopkins University. ¹
7. Noun. (plural of blue jay) ¹
¹ Source: wiktionary.com