What is tumbler?
I think you mean tumblr, and it's like the best website ever. You can post text, pictures, quotes, links, chats, audio, and videos. Is kind of like a blog you could say.
Tumblr is a social media site/app where you can post blogs, videos, images, etc... People can follow you and have discussions and re-blog your stuff. It's pretty cool.
A tumbler is a large plastic cup.Or a gymnast
I think you mean Tumblr, a social site where you can send pictures an videos. It's similar to Instagram.
someone who tumbles like a gtmnast or a cheerleader LOL :) jk Tmblr is a social media network that posts pics