Program used to for verbal communication between teammates in the game Battlefield 1942.
"I can fucking type fast enough, let's use ventrillo."
A fucked up way of spelling "Ventrilo" because someone decided to put an extra "l" in there.
Commonly known as "Vent" ventrilo is a peer 2 peer program devloped for communication between multiple parties. It is most commonly used for online gaming.
Search: "Ventrilo" for more info
"lol, screw this dude, typing sucks, let's hop on vent"
....example had to have the word ventrillo.. so here it is