Princeton's WordNet

1. five, 5, V, cinque, quint, quintet, fivesome, quintuplet, pentad, fin, Phoebe, Little Phoebe(noun)

   the cardinal number that is the sum of four and one

   Synonyms:
   tail fin, basketball team, louver, cinque, quintet, five, phoebe bird, quin, flipper, pentad, atomic number 23, five-spot, quintette, fin, quint, tailfin, fivesome, quintuple, vanadium, louvre, volt, quintuplet

   Antonyms:
   ordinal

2. basketball team, five(noun)

   a team that plays basketball

   Synonyms:
   cinque, quint, five, pentad, quintuplet, quintet, fin, fivesome, five-spot, basketball team

   Antonyms:
   ordinal

3. five-spot, five(adj)

   a playing card or a domino or a die whose upward face shows five pips

   Synonyms:
   cinque, quint, five, five dollar bill, pentad, quintuplet, quintet, fin, fivesome, fiver, five-spot, basketball team

   Antonyms:
   ordinal

4. five, 5, v(adj)

   being one more than four

   Synonyms:
   v, five

   Antonyms:
   ordinal