From Longman Dictionary of Contemporary Englishplough through something phrasal verbREADto read all of something, even though it is boring and takes a long time Most staff will never want to plough through the manuals that come with the software. → plough→ See Verb table
Examples from the Corpus
plough through • All eager students need do is to plough through its well-presented 600 pages and they will emerge as masters too.• He had just ploughed through seven Seahawks.• It skidded in an arc ... mounted the kerb and ploughed through the bench where the children were sitting.• Now, their lustre faded, they must plough through the qualifying slog to get there.• The car lurched to the right, mounted the grass verge, and ploughed through the safety barrier.• But instead of ploughing through the text, their introduction to the play comes from Tilt - a new Gloucester-based company.• A secretary or executive has to plough through them all to fulfil every media request.• To try and get to it by going round outside the garden wall meant ploughing through waist-high nettles and clumps of bramble. 