1. To laugh at a black person 2. Backwards snorting multiple times a second in a laughing fashion, have a cheesey grin,at the same time your head is shifted so far back that you appear to have a Burger Neck.
I was sniggered at when i farted. Stop sniggering at me im not funny. That man sniggers a lot when he farts. someone was sniggering at me and i felt so sniggerised with all the sniggers that i stopped sniggering in sniggerisation with sniggographers practicing sniggography.