warm and fuzzy
1. noun A highly sentimental, reassuring, and comforting emotional response. (Sometimes hyphenated.) If all you want out of a relationship is a constant source of the warm and fuzzies, then you are going to have a hard time finding meaningful, long-term connections with people. I got such warm-and-fuzzies from visiting the lake house again after so many years.
2. noun A thing or situation designed to provoke or evoke such an emotional response. (Sometimes hyphenated.) Toys that people grow up with tend to become a sort of warm-and-fuzzy for them later in life.
3. adjective Particularly sentimental, reassuring, and comforting, as of an emotional response. (Sometimes hyphenated.) My dad was never a warm-and-fuzzy type of guy, but, in his own way, he always let us know that he loved us. I love this movie, it always gives me a warm and fuzzy feeling whenever I watch it.