Green’s Dictionary of Slang

(US campus) a nickname for Dartmouth College; also attrib.

1931		J.H. O’Hara in Bruccoli Sel. Letters 55: She beat Cornell a couple of years ago, and I picked her against the big Green team.
1951		Young, Becker & Pike Rhetoric 32: He announced [...] that the Big Green had been out to extinguish the Princeton star [HDAS].
1980		L. Birnbach Official Preppie Hbk 218: Big Green n. Dartmouth College.
1998		Princeton University Athletics 🌐 The Big Green got on the board early when Chris Dedicik scored his first of three goals in the first half.
2002		ivybasketball.com 🌐 Cornell jumped out to a huge early lead in Hanover and Dartmouth never recovered, as the Big Green went winless at home this year in Ivy play with a 70-61 loss to the Big Red.