The word "hot" refers to a high temperature or a sensation of warmth. It can describe something that is physically warm, like a hot cup of coffee, or it can refer to weather, indicating that it is a warm day. Additionally, "hot" can be used in a more abstract sense, such as describing trends that are very popular or exciting, or in a social context, referring to someone who is considered attractive.
The word "hot" originates from Old English "hat," which is derived from the Proto-Germanic "*haitaz." The term has maintained a consistent meaning related to temperature throughout its history.