Toward the sunrise (4)
'toward the sunrise' is the definition.
(I've seen this in another clue)
This is the entire clue.
(Other definitions for east that I've seen before include "Compass point at 90 degrees" , "Bearing of 90 degrees" , "Cardinal compass point" , "Where the sun rises" , "E" .)
(Other definitions for eastward that I've seen before include "to Asia?" , "In the direction of the Orient" , "this way?" , "Towards the sunrise" , "towards dawn" .)