verb (v)

• secure with or as if with ropes(verb.contact)

  Example:
  Tie up the old newspapers and bring them to the recycling shed.
  

  Synonym:
  bind, tie down, truss
  

  source: wordnet30
• invest so as to make unavailable for other purposes(verb.possession)

  source: wordnet30
• restrain from moving or operating normally(verb.contact)

  source: wordnet30
• secure in or as if in a berth or dock(verb.contact)

  Example:
  Tie up the boat.
  

  Synonym:
  berth, moor
  

  source: wordnet30
• finish the last row(verb.contact)

  Synonym:
  bind off
  

  source: wordnet30