put smb. out to pasture

send (или turn) smb. out to pasture

   oтпpaвить кoгo-л. нa пeнcию; увoлить, oтcтpaнить кoгo-л. oт paбoты (oбыкн. пo вoзpacту)', cдaть в apxив кoгo-л. [букв. выгнaть в пoлe нa пoднoжный кopм]

    'Lomis the mayor?' 'Ex-mayor. Can you imagine? They put me out to pasture like some ancient dinosaur' (E. SegaD. 'Colfax is turning into on old woman. I think it's time to put him out to pasture, Papa' (S. Sheldori)