šumšû

[Industry]

1) : to spend the night , to do something at night , to be busy at night , to work by night ; 2) : [GE6.ZAL : ] : astronomy ; star, phenomena ... : to last thought the night , to be visible all night long ; 3) with šêru : to work day and night , to be busy all the time / night and day ;

Cf. mušamšû, mūšu

See also : šêru