1. When a person of average or less than average appearance is treated as if they are hot due to some artificial condition or situation.
2. When something is in high demand due to unusual conditions.
1. She was a five at best, but the bar was a sausage party so she was artificially hot.
2. Although the pay was crappy and the hours sucked, the job was artificially hot because of the poor economy so the smug hiring manager wanted only the most qualified applicants.