The incident happened in the 900 block of Westwood Boulevard around 1:11 a.m. Saturday, police said in a news release.
Five students were sitting on a bench outside of a Chick-Fil-A near campus when a dark SUV drove past the students.
The driver yelled an ethnic slur, and the front passenger threw an open water bottle that hit one of the students, police said. The student was not seriously injured.
Police said the incident is under investigation.