ÊÓÄÀ ÂÅÒÅÐ ÄÓÅÒ
[kuda v'et'er duyet]
Whither the wind is blowing.
One has no firm convictions; one adapts himself to the prevailing opinions, views, tastes; one avoids taking action or making a decision until he sees which move will be most favourable to himself.
Cf. To see/find out which way the wind blows; to see which way the cat jumps; as changeable as a weathercock.