Russian-English translations for съедать

• eat
  He’s eating an apple. / Don’t disturb me now; cant you see that I’m eating?
  What time do we eat this evening?
  Its a soup that eats like a meal
• eat up
  He was so hungry that he ate up everything on his plate.
  Dinner is served. Eat up!
  His behavior has eaten up all the goodwill we felt towards him