1. Tendency, direction, trend, drift refer to inclination or line of action or movement. A tendency is an inclination toward a certain line of action (whether or not the action follows), and is often the result of inherent qualities, nature, or habit: a tendency to procrastinate. Direction is the line along which an object or course of action moves, often toward some set point or intended goal: The change is in the direction of improvement. Trend emphasizes simultaneous movement in a certain direction of a number of factors, although the course or goal may not be clear for any single feature: Business indicators showed a downward trend. Drift emphasizes gradual development as well as direction: the drift of his argument. 2. proclivity, leaning.