To eat like a bird/horse simile
If you say that someone eats like a bird, you mean that they eat very little amount of food.
She is seriously ill, so currently she can only eat like a bird
Despite eating like a bird, she is overweight.
She seldom does exercise, so she eats like a bird.
2. If you say that someone eats like a horse, you mean that they consume a large amount of food.
Barry, one of my bosom friends, is about to drop in on us, let's prepare a gargantuan meal as this man eats like a horse.
I admire those who look skinny yet they can eat like a horse.
After working out, he often eats like a horse.
To devour.
The verb "eat" must be conjugated according to its tense.
To eat like a bird dates from the first half of the 1900s, alludes to the misconception that birds don't eat much (they do, according to their size). Eat like a horse is an antonym that dates back to the early 1700s and refers to horses' proclivity to eat whatever food is available.
Used to emphasize that someone or something is a lot more or a lot better
Mia can paint a damn sight better than I can.