1 definition by Mole-rat

Stretchy ponytail holder of the circular variety, usually made of cloth, rubber, or elastic. Can be pulled back on the end of a finger and shot at a sibling with few repercussions, following the cry, "Ee-i, ee-i, ro-ro!"
Anybody got a ro-ro? I can't play soccer with my hair in my eyes.
by Mole-rat February 15, 2022
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