any room of the home in which a distinct odor builds up. in most cases this room is where a member of the household with a flatulance issue is sent for an unknown period of time or until they're able to take care of the issue.
"Yo Tom if you keep cutting the cheese over there man you'll be making a trip to the fartlocker."
A car (usually import, more recently domestic) which has no performance modifications to it except a high flow exhaust system that when the driver steps on the gas, makes a sound like you're farting into a bucket.
"Pbbbbbbbbbbbbbbbbbbbbbbbwbwbwbwbwbwbwbwbwbwbbb", said the Honda Civic
"Look at all these high schoolkids driving around in their fartbuckets."