turtle herder 

Someone who collects fecal matter.

My sister is such a turtle herder, she's always digging around in that cat box.

turtle herder by Spinderella cut it up one time October 26, 2007

turtle herder 

Someone that is in charge of rounding up, containing, or otherwise directing slow moving people, especially children.

Getting anywhere on time with little kids makes me feel like a turtle herder

turtle herder by herdingturtles June 8, 2015