Meanings
nounbrass rat (plural brass rats)
plural brass rats
- slangA class ring bearing the image of a beaver, worn by graduates of MIT.
Cite this entry
APA
brass rat. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/brass%20rat
MLA
“brass rat.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/brass%20rat. Accessed November 4, 2026.
Chicago
WatkinsX Dictionary, s.v. “brass rat,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/brass%20rat.
Source: brass rat on Wiktionary, CC BY-SA 4.0.