parasite

US /ˈper.ə.saɪt/
UK /ˈper.ə.saɪt/
"parasite" picture
1.

parásito

an organism that lives in or on an organism of another species (its host) and benefits by deriving nutrients at the other's expense

:
Fleas are common parasites found on dogs and cats.
Las pulgas son parásitos comunes que se encuentran en perros y gatos.
Some fungi act as parasites on plants, causing diseases.
Algunos hongos actúan como parásitos en las plantas, causando enfermedades.
2.

parásito, gorrista

a person who habitually relies on or exploits others and gives nothing in return

:
He's a real parasite, always living off his parents' money.
Es un verdadero parásito, siempre viviendo del dinero de sus padres.
The community tried to get rid of the social parasites who contributed nothing.
La comunidad intentó deshacerse de los parásitos sociales que no contribuían en nada.