Definition of "in the way"

First thing on the Monday morning, I went to the haberdasher's shop, opposite Mr. Trinkle's, the great upholsterer's in Cheapside. "Mr. Phibbs in the way?"

1850 September 14, [Charles Dickens], “Three “Detective” Anecdotes”, in Charles Dickens, editor, Household Words. A Weekly Journal., volume I, number 25, London: Office, […]