quemarse las pestañas or dejarse las pestañas (familiar)
literal translation: to burn the eyelashes
to work very hard, to study hard, to burn the midnight oil
e.g. Su marido se quemaba las pestañas: Her husband worked very hard.
The word pestañas can also mean stiff hairs that are placed on the edge of a surface.
Vocabulary Quiz (mouse over for answers)
pestaña
I had to get an eyelash out of my eye.
pestañas postizas
pestañear
sin pestañear
pestaña (of a Web page or computer screen)
pestaña (of a container)
pestaña (of a book)
pestaña (mechanical)
quemarse
pestaña (WordReference)
pestaña (en español, RAE)
pestaña (en español, informática)
