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1 definition by Loving Track and Field Team!

Geiger: (gī'gər)

(n.) An individual characterized by dedication to the point of obsession and loudness. Additionally, a Geiger tries too hard to be funny, and speaks Spanish quite poorly. may transform at any moment into a brown bean due to avid consumption of coffee
Synonyms: G-man, Coach, Bob, Bobby G
On mornings of track meets, our coach turns into a Geiger.