verb

• (ambitransitive) To give money or other compensation to in exchange for goods or services.
  "How much will the job pay?"
• (ambitransitive) To discharge, as a debt or other obligation, by giving or doing what is due or required.
  "she offered to pay the bill"
• (transitive) To be profitable for.
  "It didn't pay him to keep the store open any more."
• (transitive) To give (something else than money).
  "to pay attention"

noun

• (countable, rare) A paying job; a paying concern.
  ""You can if you like. I'll drop in each day to see how she gets on." "Oh, will you? That's a relief. All the same, I wouldn't say she was a very good pay, if you spend too much time on her." "Oh, bad pays make up half a doctor's job.""

verb

• (nautical, transitive) To cover (the bottom of a vessel, a seam, a spar, etc.) with tar or pitch, or a waterproof composition of tallow, resin, etc.; to smear.