Probably it's just that business development is too loosely defined. I've seen it applied to everything from heavy enterprise sales to college students hired to

Probably it's just that business development is too loosely defined. I've seen it applied to everything from heavy enterprise sales to college students hired to pass out flyers. No different than any other generic title in that respect. Probably, sales at this company meant something more pressured and your range of sales experience and more relationship-managed approach wasn't what they wanted. That, or the interviewer wasn't listening to you and had a simplistic, title-based view of the world.