From Longman Dictionary of Contemporary Englisheither side/end/hand etceither side/end/hand etcboth sides, ends, hands etc SYN each He sat in the back of the car with a policeman on either side. There are shops at either end of the street. → either
Examples from the Corpus
either side/end/hand etc• Fry bacon, turning until brown and crisp, about 2-3 minutes either side.• The hall takes up the central bay through the two storeys; the dining- and drawing-rooms are on either side.• On either side of each barrier it leaves similar pockets of high and low cloud cover, of arid and lush terrain.• The guns chattered out either side of our Huey.• A pipe-freezing kit makes two plugs of ice either side of the joint so that you can cut through the pipes.• On either side of the road are groves of guava trees.• White dunes made walls on either side of them.• A trained work elephant then moved up on either side, rather like tugs docking a ship. 