fatten up


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fatten up

To cause to gain weight or become fatter by feeding. A noun or pronoun can be used between "fatten" and "up." A: "Wow, your mom made quite a feast!" B: "I know, she seems determined to fatten us up." We need to fatten up these scrawny little kittens.
See also: fatten, up

fatten (someone or an animal) up (with something)

to use something to make someone or an animal fat. We will fatten the calf up with corn. I don't know why they keep fattening up their children with so much food.
See also: fatten, up

fatten up

 (on something)
1. Lit. to get fat by eating something, The cattle fattened up on the succulent grass. The bears have to fatten up on food before they hibernate for the winter.
2. Fig. to become prosperous because of something. The corporations fattened up on easy profits and low taxes. The directors of the company fattened up even during the recession when the workers were laid off.
See also: fatten, up
References in periodicals archive ?
Ladies my advice is save your cash and fatten up by indulging yourself with copious amounts of chocolate.
The FDA-approved hormones used to fatten up livestock (without having to feed them additional food) include recombinant bovine growth hormone, estrogen, testosterone and progesterone.
The guidelines urged women to fatten up babies if they appear underweight.
Their willingness to fatten up showed how different they were, how committed, in a world where everybody else wanted to slim down.
Put simply, treats in school cause students to fatten up. BTW, BMI stands for body mass index, and it's the most accurate way to calculate your health (or lack thereof) based on your height and weight.
This ban on the last four growth products used to fatten up livestock is the final step in the Commission's complete phase-out of non-veterinary antibiotics in feed.
To see where penguins go to fatten up, Wienecke's group fastened satellite trackers and dive recorders onto birds at two colonies along the Mawson Coast.