the GNU version of the Collaborative International Dictionary of English
n. The mallard.
n. The striped bass. See bass.
n. A state of greenness; verdancy.
The Century Dictionary and Cyclopedia
n. Same as greenback, 3.
n. Greenness; unripeness; immaturity; childishness.
n. Any one of several species of American gadflies which have green heads, as the common greenhead, Tabanus costalis, and the gray-striped greenhead, Tabanus lineola.
Word Usage
"The gentleman with the stogie and the greenhead is inventor, Jeff Hajjar of SRM, maker of the Sure-Cycle spring kits and Terror Chokes."