part of speech: adjective
definition: coming next after the third in a series.
- She was the fourth member elected to the student council.
part of speech: noun
definition 1: one of four equal parts of a whole; one quarter; 1/4.
Each child took a fourth of the profits of the lemonade business.
definition 2: the number, person, or thing that comes next after the third in a series.
- I was fourth in line to see the movie.