1. the principal activity in your life that you do to earn money; - Example: "he's not in my line of business" [syn: occupation, business, job, line of work, line]
WordNet (r) 3.0 (2006):
line of work
n 1: the principal activity in your life that you do to earn
money; "he's not in my line of business" [syn:
occupation, business, job, line of work, line]