Definition of thrappled in English:
thrappled
adjective ˈθrap(ə)ldˈθrɒp(ə)ld
rare As the second element in parasynthetic compounds: having a throat or windpipe of the specified kind, or like that of the animal specified. In early use chiefly of horses.
Origin
Late 16th century; earliest use found in Gervase Markham (?1568–1637), author. From thrapple + -ed.