Definitions for "Imposing"
Adapted to impress forcibly; impressive; commanding; as, an imposing air; an imposing spectacle.
impressive in appearance; "a baronial mansion"; "an imposing residence"; "a noble tree"; "severe-looking policemen sat astride noble horses"; "stately columns"
used of a person's appearance or behavior; befitting an eminent person; "his distinguished bearing"; "the monarch's imposing presence"; "she reigned in magisterial beauty"
Deceiving; deluding; misleading.
Keywords:  enjoining, duty, laying
Laying as a duty; enjoining.
Keywords:  sheet, layout, columns, folds, correct
The act of imposing the columns of a page, or the pages of a sheet. See Impose, v. t., 4.
When printing a book we need to impose (layout) each page a certain way on the sheet size we print on to get the final folds in the correct position