Real Dictionary

troubadour
countable noun: People sometimes refer to popular singers as troubadours, especially when the words of their songs are an important part of their music.
countable noun: Troubadours were poets and singers who used to travel around and perform to noble families in Italy and France in the twelfth and thirteenth centuries.

troubadour in American English
any of a class of lyric poets and poet-musicians in S France and N Spain and Italy during the 11th through 13th cent. who wrote poems and songs of love and chivalry, usually with intricate stanza form and rhyme scheme
noun: one of a class of medieval lyric poets who flourished principally in southern France from the 11th to 13th centuries, and wrote songs and poems of a complex metrical form in langue d'oc, chiefly on themes of courtly love

troubadour in British English
noun: any of a class of lyric poets who flourished principally in Provence and N Italy from the 11th to the 13th centuries, writing chiefly on courtly love in complex metric form