Wiktionary
n. (context cycling English) A rider on a cycle racing team whose role is to assist the team's designated leaders even if at the expense of his/her own individual performance.
Wikipedia
A domestique is a road bicycle racer who works for the benefit of his team and leader. In French, domestique translates as "servant". The use of the term dates back to 1911, although such riders had existed before then.
Usage examples of "domestique".
He knew none of them had an answer to his strength today plus, as insurance, his two remaining team members, his domestiques, who had come to the front with him suddenly slowed, disrupting the counter-attack and giving it no time to form before he crested the hill, after which there was only descending.
Surely he didn't mean I was supposed to hang back and play the role of domestique to Nate?
And when a Colony is settled, they are either a Commonwealth of themselves, discharged of their subjection to their Soveraign that sent them, (as hath been done by many Commonwealths of antient time,) in which case the Commonwealth from which they went, was called their Metropolis, or Mother, and requires no more of them, then Fathers require of the Children, whom they emancipate, and make free from their domestique government, which is Honour, and Friendship.