Pooseback

Origin

(pa)poose + back, with the form perhaps influenced by piggyback

Full definition of pooseback

Adverb

1. (US, dialects, possibly dated) piggyback
• 1857, in Putnam's Monthly, volume 10, page 228:Poquannum, then, took it pooseback, and carried it rapidly fifty rods further, ...
• 1870, A free and independent translation of the first and fourth books of the Aeneid, page 10:The hero who valiantly cudgeled his cruel Greek foes back,While safely he brought off his aged old ancestor pooseback?