Princeton's WordNet

1. harp(noun)

   a chordophone that has a triangular frame consisting of a sounding board and a pillar and a curved neck; the strings stretched between the neck and the soundbox are plucked with the fingers

   Synonyms:
   mouth harp, harmonica, mouth organ

2. harp(noun)

   a pair of curved vertical supports for a lampshade

   Synonyms:
   mouth harp, harmonica, mouth organ

3. harmonica, mouth organ, harp, mouth harp(verb)

   a small rectangular free-reed instrument having a row of free reeds set back in air holes and played by blowing into the desired hole

   Synonyms:
   mouth harp, harmonica, mouth organ, harp

4. harp, dwell(verb)

   come back to

   Synonyms:
   lie in, dwell, populate, harp, brood, live, lie, consist, inhabit

5. harp(verb)

   play the harp

   Synonyms:
   dwell