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1.
Getting extremely angry at someone or something, resembling a great storm.
Danny: Niccy went tempestuous on me yesterday...
Chris: Shit man what happenned?
Danny: I was just making a joke and then she started getting all tempestuous on me, I thought I was going to die.
Chris: What did she do?
Danny: Well her arms were flailing around and i almost got knocked out.
by Please dont take offence February 10, 2012
19 1
 
2.
of, relating to, or resembling a tempest
Sam and Rachel have always had a tempestuous relationship—one minute fast friends, the next snarling and at each other's throats.
by Your Grim Reaper June 24, 2003
19 4
 
3.
something you would think is incredibly random, but yet AMAZINGLY COOL at the same time, its the good kind of weird & different
wow, the purple banana is sure tempestuous!!!
by babybreath June 21, 2008
6 8