noun

• (computing) The connection between buses or systems.
  "A by-N-link is composed of N lanes."
• (mathematics) A space comprising one or more disjoint knots.
• (Sussex) A thin wild bank of land splitting two cultivated patches and often linking two hills.
  "They used formerly to live in caves or huts dug into the side of a bank or "link," and lined with heath or straw."
• (figurative) An individual person or element in a system
  "But know that God is the strongest link."

verb

• (transitive) To connect (two or more things).
  "All the tribes and nations that composed it [the Roman Empire] were linked together, not only by the same laws and the same government, but by all the facilities of commodious intercourse, and of frequent communication."
• (intransitive, Internet, of a web page) To contain a hyperlink to another page.
  "My homepage links to my wife's."
• (transitive, Internet) To supply (someone) with a hyperlink; to direct by means of a link.
  "Haven't you seen his website? I'll link you to it."
• (transitive, Internet) To post a hyperlink to.
  "Stop linking those unfunny comics all the time!"

noun

• (obsolete) A torch, used to light dark streets.
  "Thou hast saved me a thousand marks in links and torches"

verb

• (Scotland, intransitive) To skip or trip along smartly; to go quickly.
  "On a sudden he was aware of a man linking along at his side. He cried a fine night, and the man replied."