verb (used with object) 1.to read (printers' proofs, copy, etc.) in order to detect and mark errors to be corrected.
verb (used without object) 2.to read printers' proofs, copy, etc., to detect and mark errors, especially as an employee of a typesetting firm, newspaper office, or publishing house.
Origin: 1930–35; back formation from
proofreader (see
proof,
read)
Related forms proof·read·er, noun
un·proof·read, adjective