Silicon Valley Dictionary - Urban dictionary meets Silicon Valley
Urban Dictionary - Urban Dictionary is a Web-based dictionary of slang words and phrases.
FoxType Thesaurus - Visualize similar words for _____
SlangLang - SlangLang is an editorial dictionary for slang words mainly used on the internet. Here you will find definitions and information about the origin and spread of terms, memes and emotes that are used on the net.
Writefull Thesaurus - A Google Docs add-on that uses AI to give you synonyms
The Online Slang Dictionary - Learn thousands of real slang words or add your own.