I've looked up several dictionaries but didn't find this phrasal verb actually.
"Well now, and what did you think of Bellair?" he asked. "Very little indeed." said I. "I may tell you," continued the judge,"that to me the employment os a fellow like that appears inexplicable. I know him; he knows me too; he has often heard from me in court; and I assure you the man is utterly blown upon; it is not safe to trust him with a dollar, and here we find him dealing up to fifty thousand. I can't think who can have trusted him, but I am very sure it was a stranger in San Francisco."
(The Wrecker by R. L. Stevenson and L. Osbourne, chapter x, published 1892)