Definition of "cross-hair" []

• A very fine strand of spider's web stretched across the focal plane of a telescope or a microscope, so as to form with another a cross: used to define the point to which the readings of the circles or micrometer refer. (noun)

The Century Dictionary (Public Domain)

• "Or, "Sarah Palin, whose website featured a cross-hair target intended for Rep. Gabrielle Giffords ...""
• "From this moment on, every time Sarah Palin's name appears in print or on the Internet, or is uttered on television or radio, it should be followed by the phrase, "whose website featured a cross-hair target intended for Rep. Gabrielle Giffords.""
• "For example: "Sarah Palin, whose website featured a cross-hair target intended for Rep. Gabrielle Giffords, had her wretched reality show canceled today," or "Sarah Palin, whose website featured a cross-hair target intended for Rep. Gabrielle Giffords, was caught reading from notes she'd scribbled on her hand again today," or "Sarah Palin, whose website featured a cross-hair target intended for Rep. Gabrielle Giffords, took great umbrage today when someone somewhere used the word 'retarded.'""