godan verb (-su)
eat messily; eat a bit of everything; scatter food while eating
Describes eating in a messy way, leaving crumbs or bits of food scattered around, or picking at various dishes without finishing any one thing. Often used for children or careless eating.
子供がお菓子を食べ散らして、部屋が汚くなった。
The child scattered snacks while eating and made the room dirty.
彼はバイキングでいろんな料理を食べ散らした。
He ate a bit of everything at the buffet.