Definition of "hamster" in English

noun

1. Any of various Old World rodent species belonging to the subfamily Cricetinae.

   • The hamster stuffed his puffy cheeks with food.

2. Any of various other rodents of similar appearance, such as the maned hamster or crested hamster, Lophiomys imhausi, mouse-like hamsters of genus Calomyscus, and the white-tailed rat (Mystromys albicaudatus).

verb

1. (ambitransitive) To secrete or store privately, as a hamster does with food in its cheek pouches.