invaginate 

Verb.
1. To enclose or become enclosed.

2. To turn or become inward.

3. To infold or become infolded so as to form a hollow space within a previously solid structure.

The larnyx ventricle conists of a large fold invaginating from the lumen.

invaginate by Belisarius March 2, 2004

Invaginate 

Verb
1. the action of engulfing into the vaginal cavity
2. imagining/fantasizing about vagina related topics

1. Destruction Mike: "Hey did you penetrate her last night?"

Fuckin' Phoenix: "Nah bro, she totally invaginated me"
2. FP: "are you even listening to me!?"

DM: "soz dude I wasnt payin attention, I was just invaginating about stuff with my invagination"

Invaginate by Destruction Mike December 10, 2014

invaginate 

to become vagina like

that tree trunk looks like it could invaginate

invaginate by ultrajesus4000 May 17, 2006

Invaginate 

(v) to make the penis wet, presumably for intercourse.

Sally and I were about to get busy, but I couldn't since I was dry. She used her mouth to invaginate my penis, and then we got it on.

Invaginate by invaginator November 19, 2007

Invaginate 

To take a relatively sharp implement and thrust it in a penetrating fashion into another body creating a vagina like hole.

I am going to invaginate you with this vegetable peeler and then fuck the shit out of your tiny vaginas .

Invaginate by CreepyG June 2, 2010

ivaginating 

(v) the act of imaginating vaginas

Man, I was so ivaginating.

ivaginating by Break7533 November 6, 2013

Invaginations 

Having flash backs of a recently viewed va-jay-jay (vagina), then having these flash backs pop up in your mind randomly through out the day.

While I spoke to Jane, I was having invaginations of Kelly and It made me lose my train of thought.

Invaginations by Childishumor January 24, 2011