throw-up
n.— «Across the street from the doorway collage is a big, black squiggle on the side of a rundown market. Two doors down, behind some leaning pallets, are two-toned bubble-letter “throw-ups,” around the corner.» —“In the landscape of ideas, graffiti tells us what we may not want to hear” by Richard Seven News-Sentinel (Fort Wayne, Indiana) Mar. 23, 2007. (source: Double-Tongued Dictionary)