¹ cold adjective

• having a very low temperature
• having a feeling of low body heat
• not heated

² cold noun

• a cold condition
• cold weather
• a common illness that affects the nose, throat, and eyes and that usually causes coughing, sneezing, etc. —often used before another noun

³ cold adverb

• in a very clear, complete, and definite way
• in a sudden way
• without practicing or preparing before doing something