assback

Noun

 * 1) The back of a donkey.
 * 2) * 1691, uncredited translators, , Part2, London: T. Sawbridge et al., p.224,
 * they took her and set her on Ass-back, and led her round about the City,
 * 1) * 1994,, “In Irish America” in Queen of Terrors, Kingston, NY: McPherson, p.56,
 * tune soft as the assback my Savior rode from Jericho to Caerleon.
 * 1) * 1994,, “In Irish America” in Queen of Terrors, Kingston, NY: McPherson, p.56,
 * tune soft as the assback my Savior rode from Jericho to Caerleon.

Adverb

 * 1) On the back of a donkey.