"A cowboy's life is a weary, dreary life, Some say it's free from care." The singer complains of long hours, rising too early in the day, howling wild animals, bad weather, and wealthy bosses
Roud seems to lump all cowboy songs which contain the words "A cowboy's life is a (weary/dreary), dreary life" here. I'm not really convinced -- some of these songs share hardly any othe rlyrics. But, with none of them telling distinct stories, there isn't much basis for distinguishing. - RBW