- boundary line: a line that indicates a boundary
- of questionable or minimal quality; "borderline grades"; "marginal writing ability"
- Borderline is a 1930 experimental silent film by Kenneth MacPherson and the Pool Group, starring Paul Robeson. In the film two couples-White and Black-intersect with racial values, each other, and the small town in which they find themselves. ...
- Borderline is a 1980 American drama film directed by Jerrold Freedman and starring Charles Bronson, Ed Harris and Bruno Kirby.
- Borderline is a 2008 Canadian film directed by Lyne Charlebois and co-written with Marie-Sissi Labrèche, based on her novels Borderline and La Brèche. It has won ten awards and one nomination.
- Borderline (1996) is the fourth studio album by country music duo Brooks & Dunn. Released in 1996 on Arista Records, the album produced five singles on the Hot Country Songs charts for the duo: the Number One hit "My Maria" (a cover of a pop tune originally recorded by B. W. ...
- Leanne Frahm is an Australian writer of speculative short fiction.
- "Borderline" is a single released by Michael Gray featuring Shelly Poole in 2006 by Eye Industries (UK).
- Borderline personality disorder (BPD) is a personality disorder described as a prolonged disturbance of personality function in a person (generally over the age of eighteen years, although it is also found in adolescents), characterized by depth and variability of moods. ...
- Borderline is a 1980 album by Ry Cooder and was released on the Warner Bros. label.
- "Borderline" is a song by American singer-songwriter Madonna from her self-titled debut album. It was released on February 15, 1984 as the fourth single from the album, by Sire Records. ...
- Borderline Theatre company is a touring theatre company based in Ayr, Scotland.
- Borderline is a 1981 arcade game by Compile. The player controls a Jeep and has to destroy enemy refineries. There are four stages with different gameplay. The first stage plays very much like a vertical shooter. ...
- A boundary or accepted division; a border; nearly; not clearly on one side or the other of a border or boundary, ambiguous; Showing bad taste
- (borderlining) The process of checking the marking of pupils' work in national curriculum assessments, whose marks are just below the level threshold, to ensure that the correct level is awarded.
- skin lesions characteristic of both the tuberculoid and lepromatous forms