- Bengali Word খেইEnglish definition(noun) (1) an end of a reel of thread. (2) a trail or track to follow something; a clue to get at something: খেই পাওয়া. (3) a single thread of a thing made up of many threads; a strand: পাঁচ খেই. খেই হারানো (verb intransitive) lose the clue.