sideways /ˈsaɪdweɪz/adverb 5adjective 4forms 2 adverb5 •Towards one side.A bishop moves only diagonally; a rook, only sideways, forward, and back.He looked sideways at the new arrival, wondering who she was. •Askance; sidelong. •(US, informal) Not as planned; towards a worse outcome.We realized the project could go sideways very quickly if we didn't get the sales and marketing people on our side. •With a side to the front.He builds houses sideways, with the front door on the side. •(informal) Neither upward nor downward.The economy has been moving sideways for several months now. adjective4 •Moving or directed toward one side.Giving Mary a sideways glance, he said,[…].He gave the ball a sideways kick. •Positioned sideways (with a side to the front).There was a stack of papers in front of each seat at the table, but each stack was sideways. •(informal) In conflict (with); not compatible (with).He was constantly getting sideways with his boss till he got fired. •(informal) Neither moving upward nor moving downward.Once we get out of this sideways economy, our figures will more accurately reflect what we're truly capable of. formsmore sideways · most sideways