Plural form of 'mascada', referring to something that has been chewed.
Las mascadas de chicle que dejó en el suelo eran un verdadero desastre.
The chews of gum he left on the floor were a true disaster.
Las mascadas de su perro son un espectáculo que siempre me hace reír.
The chews of her dog are a spectacle that always makes me laugh.