This is the 4589th most frequent Polish word.
maluchów
"Maluchów" means "toddlers" or "little ones" in English.
In this sentence, 'maluchów' is the plural genitive form of 'maluch', referring to young children in a playful manner.
Maluchów bawiło się w piaskownicy przez godzinę.
The toddlers were playing in the sandbox for an hour.
Here, 'maluchów' denotes the possessive relation, being the genitive plural to indicate 'of the toddlers'.
Rodzice maluchów zorganizowali im zabawę w ogrodzie.
The parents of the toddlers organized a game for them in the garden.
In this instance, 'maluchów' refers to the popular Polish nickname for Fiat 126 cars, used in the genitive plural form.