Up in them guts 

Used by guys to refer to being sheathed to the hilt while fucking a girl's vagina.

Guy A: "Have you been up in them guts recently?"

Guy B: "Yeah, I rearranged them. I fucked the shit out of her."

Up in them guts by bobfilascio June 1, 2019

up in them guts 

Used by guys referring to his penis being buried in a womans vagina to the hilt or up in them guts.

I was buried so deep in her I was up in them guts.

up in them guts by Kevin February 22, 2005

up in them guts 

To insert a penis in a woman's vagina or turd-cutter.

Man, let me tell you! I was all up in them guts last night!

up in them guts by Mike Tom October 10, 2007

all up in them guts

to have fucked a girl hard, to tear that shit up, to boink a hoe till she hurts, to fuck a girl good

Man, Sandra usually doesn't scream during sex but after I wuz all up in them guts I couln't hear anymore

all up in them guts by Lil Shank February 19, 2004

let me get up in them guts 

A pickup line that doesn't work on everyone (including some british chicks).

Hey let me get up in them guts!

let me get up in them guts by Christopher Pickass January 30, 2010

Get up in them guts 

Sex that is rough/passionate

I could really use a big black strap on cock now, because I can't quite get up in them guts appropriately with these short and stubby fingers of mine. =D

Get up in them guts by eely July 30, 2003