the defensive football players who line up behind the linemen
belonging to a lower class or rank
not of major importance; "played a secondary role in world events"
being of second rank or importance or value; not direct or immediate; "the stone will be hauled to a secondary crusher"; "a secondary source"; "a secondary issue"; "secondary streams"
depending on or incidental to what is original or primary; "a secondary infection"
a medium for the expression or achievement of something; "his editorials provided a vehicle for his political views"; "a congregation is a vehicle of group identity"; "the play was just a vehicle to display her talents"
a substance that facilitates the use of a drug or pigment or other material that is mixed with it
some situation or event that is thought about; "he kept drifting off the topic"; "he had been thinking about the subject for several years"; "it is a matter for the police"