pay (Noun) — Money that is paid regularly for doing work. ex. "he wasted his pay on drink"
pay (Verb) — Give money, usually in exchange for goods or services. ex. "I paid four dollars for this sandwich" ex. "Pay the waitress, please"
pay (Verb) — Convey, as of a compliment, regards, attention, etc.; bestow. ex. "Don't pay him any mind" ex. "pay attention"
pay (Verb) — Cancel or discharge a debt. ex. "pay up, please!"
pay (Verb) — (investment) bring in. ex. "How much does this savings certificate pay annually?"
pay (Verb) — Do or give something to somebody in return. ex. "Does she pay you for the work you are doing?"
pay (Verb) — Dedicate. ex. "pay attention to"
pay (Verb) — Be worth it. ex. "It pays to go through the trouble"
pay (Verb) — Render. ex. "pay a visit" ex. "pay a call"
pay (Verb) — Bear (a cost or penalty), in recompense for some action. ex. "You'll pay for this!" ex. "She had to pay the penalty for speaking out rashly" ex. "You'll pay for this opinion later"
pay (Verb) — Make a compensation for. ex. "a favour that cannot be paid back"
pay (Verb) — Discharge or settle. ex. "pay a debt" ex. "pay an obligation"