There's a dirty old man described in this book that is a little like me.
Why, every dirty old man as comes along this way has some such tale to tell.
He leered at the fire, shaking with drink—a shameless, dirty old man.
But Lemuel was a dirty old man and made that colored man a lot of trouble.
"Dirty old man" was a critical pronouncement that wouldn't please the Stendhalians.
And she had washed his clothes, and scrubbed out his house; and he was such a dirty old man that it almost made her sick.
It is impossible to tell whether the dirty old man who slouches along the street is a millionaire or a beggar.