RMB / Search YouTube?

Question

YouTube

How to make a context menu item in Chrome with the ability to search on various sites? Incl. first thing on youtube

1. Select text
   
2. Press RMB
   
3. Get search results
   

PS By the type already built-in, with its own list of sites:

Answer 1

Alternatively, use the Context Menu Search or Selection Search extension from the chrome extension store.