1 definition by the2312378990man

Is an acronym that means, 'He is looking at you'. It is usually used to refer that there is something that you do not know what it is and it is looking at you without you realizing it.
Guy 1: Hey dude!

Guy 2: What?

Guy 1: HILAY from behind you.
by the2312378990man October 21, 2022
Get the HILAY mug.