Variation of "shoe gazers", and still pertains to music listener's posture, but slightly changes vernacular to play on their age, as well.
Musician #1: I thought this audience would get into our concert more. You know, show more enthusiasm.

Musician #2: Nah. I'm sure they like our music, but they're shoe geezers, and they enjoy it passively even though it moves them.
by free4all23 June 26, 2009
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