ro·ly-po·ly 
(rō′lē-pōlē)
(rō′lē-pōlē)adj.
Short and plump; pudgy.
n. pl. ro·ly-po·lies
1. A short plump person or thing.
2. See pillbug.
3. Chiefly British A pudding made of jam or fruit rolled up in pastry dough and baked or steamed until soft.
[Alteration and reduplication of ROLL.]