off + spring

source: Kana Yoshiko - you’ve got your cats in my box

noun (plural same)

a person's child or children:

(人･動植物の)子供(たち)

e.g. the offspring of middle-class parents.

an animal's young.

the product or result of something:

生じたもの, 結果(product); 成果

e.g. German nationalism was the offspring of military ambition.

Old English ofspring(see off, spring).