Merriam-Webster's Collegiate® Dictionary, 11th Edition
CAREER
I. noun
Etymology: Middle French carriere, from Old Occitan carriera street, from Medieval Latin carraria road for vehicles, from Latin carrus car
Date: circa 1534
1. speed in a course , course , passage , encounter , charge , a field for or pursuit of consecutive progressive achievement especially in public, professional, or business life , a profession for which one trains and which is undertaken as a permanent calling ,
II. intransitive verb
Date: 1647
to go at top speed especially in a headlong manner