Longman Dictionary of Contemporary English - saw

~1 the past tense of see ~2 n 1 a tool that has a flat blade with a row of V-shaped metal pieces, used for cutting wood 2 old use a well-known wise statement; proverb ~3 v past tense sawed past participle sawn especially BrE, sawed especially AmE to cut something using a saw  (We had to saw the board in half.) + through  (He sawed through a power cable by mistake.) saw at sth phr v to cut something with a repeated backwards and forwards movement  (He sawed at the loaf with a blunt knife.) saw sth off phr v to remove something by cutting it off with a saw  (One branch was dead and needed to be sawn off.) saw sth up phr v to cut something into many pieces, using a saw  (I sawed up the tree for firewood.)