1. superlative form of warm: having the highest degree of heat or temperature
2. superlative form of warm: showing the greatest degree of friendliness, affection, or enthusiasm

Examples

• July is usually the warmest month of the year.
• This is the warmest coat I own.
• She gave me the warmest welcome when I arrived.
• He received the warmest applause of the evening.
• The living room is the warmest part of the house.
• My grandmother always gives the warmest hugs.
• The warmest regards were sent from the entire family.