а. оставаться в желудке; Jane is sick again: nothing she eats will stay down; б. оставаться в шахте (в знак протеста); The miners are determined to stay down until their pay demands are met, in spite of the discomfort; в. оставаться на второй год; Jane was afraid that if she failed her examinations again she would have to stay down, repeat the work, and miss her friends.
STAY DOWN
Англо-русский перевод STAY DOWN
Мюллер. English-Russian Muller's dictionary bed edition. Англо-Русский словарь Мюллера редакция bed. 2012