Meal page was updated.

https://www.united.com/web/en-US/con...st/dining.aspx

2 hrs. 20 min. to 3 hrs. 59 min.
Scheduled departure timeMeal service details
5 a.m. to 3:59 p.m.Meal service which includes fresh fruit and breakfast bread on morning flights or a chilled plate with chocolate on afternoon flights
4 p.m. to 8 p.m. A full meal service with two entree choices
8:01 p.m. to 4:59 a.m. Refreshments, which include a selection of premium snacks and fresh fruit


If I am reading this correctly, there will be NO full meals on flights under 4 hours, other than between the 4pm-8pm time frame.