The phrase "rooting procedure" refers to a process of gaining administrative control over a device or system. It allows users to access and modify parts of the system that are normally restricted. Full definition
The same can be applied when talking about rooting procedures, these operations being extremely annoying especially when there isn't a dedicated tutorial available for your handset. (android.gs)
The most relevant thing is related to the actual root procedure as most of the users are making it without knowing the consequences. (android.gs)
A drawback of rooting, is that there is no SD card, which make sideloading content and easy root procedures for your average person not very viable. (goodereader.com)