noun

• (slang, US) A bill of five-dollar or ten-dollar denomination in dollars.
  "Here's the twenty bucks I owe you, a ten spot and two five spots."
• (sports) An official determination of placement.
  "The fans were very unhappy with the referee's spot of the ball."
• (US, advertising) A brief advertisement or program segment on television.
  "Did you see the spot on the news about the shoelace factory?"
• (gymnastics, dance, weightlifting) One who spots (supports or assists a maneuver, or is prepared to assist if safety dictates); a spotter.

verb

• (transitive) To see, find; to pick out, notice, locate, distinguish or identify.
  "Try to spot the differences between these two pictures."
• (US, slang, ditransitive) To loan a small amount of money to someone.
  "I’ll spot you ten dollars for lunch."
• (ambitransitive) To stain; to leave a spot (on).
  "Hard water will spot if it is left on a surface."
• (transitive) To cover with spots, to speckle.
  "No palm-tree rose to spot the wilderness; […]"

adj

• (commerce, finance) Available on the spot; for immediate payment or delivery.
  "spot wheat"
• (informal) Exact; precise.
  "The other bus meets yours at the intersection within one minute; it's a spot connection, and you might not make it."