† pig-assn.Obsolete an ass which draws a cart filled with crockery.
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the world > animals > mammals > group Ungulata (hoofed) > family Equidae (general equines) > [noun] > equus asinus (ass) > domesticated ass or donkey > used for specific purpose
pack-ass1643
saddle ass1657
post-ass1696
pig-ass1787
pack-donkey1889
1787 W. TaylorScots Poems 79 Frae Phoebus' beams ye apes retire, Wi' your Pig-asses.