noun

• (design) Clipping of comprehensive layout, a graphic design showing final proposed layout of text and images.
  "The purpose of a comp is to give your client, whether that is your boss, a committee you're on, or an outside company that has retained you for design assistance, a look at what the finished piece you've designed will look like."
• (education) Clipping of comprehensive examination.
  "In mid-April I took my comp test at the Mather AFB education office. Two weeks later I got a letter telling me I had passed my comp test on the first try."
• (British, education) Clipping of comprehensive school.
  "Although she got expelled from Pennington after three months and ended up at Broadmead, which is like this totally tough comp where they have to check you for weapons at the door."
• (informal) Clipping of compensation.
  "Workman's comp and disability comp help people who are injured at work."

verb

• (intransitive, US) To accompany, in music.
  "He comped lightly and then played a short phrase to begin his solo."
• (transitive) To compose (a visual design); to make a composite.
• (transitive) To provide (someone) with a complimentary item, such as a ticket; to provide (someone) with something for free.
  "to comp him his meals"
• (transitive) To provide (a complimentary item, such as a ticket) for free (either up front or sometimes by refunding the cost of it).
  "The bartender decided to comp their drinks to make up for the earlier incident."