a squishy substance that sloshes around and when hard can be crumbled into little crumbs.
I love the way the poop sloshes around in my diaper, and the crunchy, breakable pieces slosh around aside it.
Bucko is a slang similar to "bro," "man," or "homie" that is used as a name for a male.
"sup, Bucko, what are you doing today?"