His earnings are 'directly proportional' to the number of units he sells.
The second game followed 'directly' [='immediately'] after the first.
Their house is 'directly' ahead. = It's 'directly' in front of us.
(..) Here we go. In the winter,that seat is close enough to the radiator to remain warm, and yet not so close as to cause perspiration in the summer, it's directly in the path of a cross-breeze created by opening windows there and there it faces the television at an angle that is neither direct, (..)2007 TvShow: The Big Bang Theory Title: Pilot Season: 1 Episode 1