go pear-shaped UK /ɡəʊ ˈpɛəʃeɪpt/US /ɡoʊ ˈpɛɚʃeɪpt/ verb1 •(UK, Commonwealth) To go awry; to go wrong.Now the whole world economy seems to be going pear-shaped all at once[…]. — 1991 formswent pear shaped · went pear-shaped · gone pear shaped · gone pear-shaped · going pear shaped · going pear-shaped · goes pear shaped · goes pear-shaped