People that forget that it is July (during that month) for no reason.
The thot walked outside in a bikini; her friends looked at her attire while they were wearing parkas, and that was the moment when they knew they were julidiots.
A hardo is a person who tries extremely hard at everything. Most times a hardo will try very hard at things that do not require excessive effort. For example, sports practices, gym class, etc.
Wow did you see Jack at practice today? What a hardo!