a person you spend a lot of time with often because you are friends or because you are traveling together: The dog has been her constant companion these past ten years. a traveling companion

Examples of Companion in a sentence The service dog acts as a companion to the blind man and follows him everywhere he goes. Because she is still underage, the girl’s parents hired a nanny to act as a companion on her cross-country flight. As grandmother ages, we are considering finding a paid companion to sit with her during the day time.

Examples of Companion in a sentence Sometimes, the best companion for an elderly man is an obedient and calm dog. Since I was invited to my rival’s wedding, I knew I would need a companion to accompany me. My grandmother instantly corrected me about Barry being her companion and not her boyfriend.