The phrase "bell bottoms" refers to a style of pants that are tight-fitting around the waist and thighs but flare out at the bottom, resembling the shape of a bell. Full definition
You can either wear a jacket or a blazer over it to give a decent yet modern look and mix match it with bell bottom jeans and boots. (outfittrends.com)
I find that flare or bell bottom pants look great with sky high heels, creating the illusion of longer legs. (stylewich.com)
Going to be wearing this little number way more during colder weather with bell bottoms and skinny jeans! (alwaysjudging.com)