Entry 1 sense Webster, 1913 Pickaback /(pĭk"ȧ*băk`)/ · Pick·a·back · IPA 01 adv. On the back or shoulders; as, to ride pickback. 1. On the back or shoulders; as, to ride pickback. “A woman stooping to take a child pickaback.” — R,Jefferies. Syn. piggyback.