cheme el omtok er a ngesachel expr.
- do something which will backfire on oneself or have unpleasant consequences (literally; defecate against slope (so that excrement slides back down)).
From root word chemei v.i.
- evacuate the bowels; defecate.
- chemei a tuobed a dechil; tuong, chemert, chortii, ngalek a chemei.
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