Meaning

3 senses
  1. (transitive)To cause to gain weight by means of feeding.

    My cat looks underweight, so I'll fatten him up with higher-calorie cat food.

    I visited my mother for a month, and she managed to fatten me up 20 pounds.

  2. (intransitive)To become fat or fatter by gaining weight.

  3. (figuratively, transitive)To make bigger; to expand.

    make fat or plump

Examples

2 sentences
  1. You'll fatten up if you eat that much.

    ruБудешь столько есть - растолстеешь. — marafon

  2. Some women take medications to fatten up quickly.

    CC0 · Tatoeba · Cangarejo · C2Open on TatoebaReport a problem

Forms

fattens up, fattened up, fattening up, fattening up
Base formfatten up · to fatten up
3rd person singularfattens up
Present participlefattened up
Past simplefattening up
Past participlefattening up

irregular · Lesson

Present simpleLesson

I, you, we, theyfatten up
he, she, itfattens up

Past simpleLesson

all personsfattening up

Present perfectLesson

I, you, we, theyhave fattening up
he, she, ithas fattening up

Future simple (will)Lesson

all personswill fatten up

Synonyms

7 synonyms
Close in meaning

See also

neighbours in the dictionary
fatten up — meaning, examples, forms, synonyms | Krumeto