From Longman Dictionary of Contemporary Englishrip something ↔ up phrasal verbTEARto tear something into pieces Sue ripped his photo up into tiny bits. → rip→ See Verb table
Examples from the Corpus
rip up• If it is enemy food, the leader rips it up.• Or he would start to do it and then get frustrated and throw his pencil down and rip his paper up.• When Brown built a plank road from his hotel to the Falls, Forsyth ripped it up.• But they have all that data, and as soon as they rip the page up and there you go.• I got my Chelsea ticket through the post and had to be restrained from ripping it up by my girlfriend.• Duvall saw that his shirt was ripped half way up his back.• I want to rip them up, stamp on them, throw them out the window.• It may rip itself up with ethnic conflicts. 