Definition of hole in one in English:

hole in one

Syllabification: hole in one

noun (plural holes in one)

A shot that enters the hole from the tee with no intervening shots.
More example sentences
  • At Oak Hill golf course, in 1989, there were four holes-in-one on the same hole.
  • The last thing in my mind when I approached the tee was making a hole-in-one.
  • The highlight of the day-long competition though was set by one of the 16 female golfers, who recorded a hole-in-one on the ninth hole.