This phrase can mean a lot, perhaps to much. In some circumstances it can be the same as 'have it' but of course 'having it' is somewhat in the present tense.
So perhaps think of 'having it' as a outburst response to having extreme fun, mostly summoned for circumstances of a sexual, drug consuming, party time!
Fucking sweet to the eye balls buddy, I'm having a great time in fact you could say I'm fucking 'Having It' !
I guess I should get my ass in gear, strike up a fattyboombatty and start fucking 'having it'
Shitballs! I heard you had a proper session last night with the local hooksta!
lol, yeah she was fucking having it.
by dat-ting June 13, 2007
by shobhahiren1975 February 14, 2018
by Hoda Man July 23, 2008
Bush thought he'd slip Harriet Miers by on a nod and a wink, but the Busheviks weren't having it.
I told my mom I wasn't the one who put a dent in the car, but she was NOT having it and pressed me to give her the whole story.
by The Grammar Nazi November 04, 2005
by Roberto Mokobaun December 19, 2010
"I didn’t have to add any sugar to my mocha latte."
"What do you mean?"
"I didn’t find its taste bitter and disgusting enough to cause me to add more sugar from the office in order to make it palatable for me."
by nanigansguy May 22, 2017
by McCrapper March 25, 2013