muckerism
/ˈmʌk(ə)rɪz(ə)m/US (originally University slang )
noun
Originally: unsportsmanlike conduct. Later generally : rowdy, coarse, or unsophisticated behaviour or attitudes. In quot. 1952: prejudice against such behaviour or attitudes.
Origin
Early 20th century; earliest use found in Princeton Alumni Weekly. From mucker + -ism.