ballpoint

Adjective modifier

• blue: All five have signed in blue ballpoint and Brian Jones has added " To Linda Love From The Rolling Stones.
• serial: You should see at least two devices listed here, one being Microsoft Serial Ballpoint.
• cheap: He had stabbed himself to death with a cheap ballpoint.
• black: A christmas card signed clearly in black ballpoint " To Lynn Lots of it at Xmas.

Modifies a noun

• pen: The ball in the tip of a ballpoint pen viewed from across the length of a football field is about 1 arc second.
• ink: The pen uses ballpoint pen ink on both digital paper and ordinary paper, and the product box contains five spare ink refills.
• signature: A clear ballpoint signature " All the best Paul McCartney " with attractive cartoon smiley face added by the Beatles legend himself.
• refill: What is the line width of the ballpoint refill?