COWPOKE
cowboy, cowpuncher, puncher, cowman, cattleman, cowpoke, cowhand, cowherd
(noun) a hired hand who tends cattle and performs other duties on horseback
Source: WordNet® 3.1
Etymology
Noun
cowpoke (plural cowpokes)
(US, slang) A cowhand (one who tends free-range cattle)
(US, dated) A 19th-century device used around the necks of cows and other livestock to prevent them from challenging fencing. The action of the device was to poke the cow when the device came into contact with the fence.
Synonyms
• (person): cowhand, cowperson, cow-puncher
Hyponyms
• (person): cowboy, cowgirl
Source: Wiktionary