bento UK /ˈbɛntəʊ/US /ˈbɛnˌtoʊ/ noun5 •[before a noun] A Japanese takeaway lunch served in a box, often with the food arranged into an elaborate design. •(Singapore) A generic meal packed in a disposable bento box.Typical Singaporean lunch bento wolved down in 5 minutes — 2020 •Synonym of bento box (“a partitioned, traditionally lacquered, lunchbox in which a Japanese takeaway lunch is served”). •A layout consisting of cards arranged in a modular, irregularly partitioned grid. •A menu icon of nine squares in a grid. formsbentos