cliff
1. [ noun ] a steep high face of rock
Synonyms: drop drop-off
Examples:

"he stood on a high cliff overlooking the town" "a steep drop"

Related terms: geological_formation precipice crag
2. [ noun ] Last name, frequency rank in the U.S. is 14671
3. [ noun ] Man's first name, popularity rank in the U.S. is 612
Similar spelling:   cliffy
  Cluff
  clef
  clv