I questioned it a few years back on reddit and was told it’s an old American saying for white people, and its apparently from the sound a whip makes rather than the biscuit.
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HollowNaught@lemmy.world 2 days ago
I don’t get it, crackers are just savoury biscuits?
javiwhite@feddit.uk 2 days ago
jaennaet@sopuli.xyz 5 hours ago
@javiwhite@feddit.uk had it right, and also it’s specifically a derogatory term; the Oxford English Dictionary gives the definition “US English derogatory a contemptuous term for a white person, especially an impoverished white person living in the southern US. Also called poor white”