1. The heat on a chair or couch due to someone who previously sat there (not necessarily from a fart).
2. The heat on a chair or couch due to a fart made by someone who previously sat there.
3. A couch or chair that is still warm from the person before.
4. The person who put the warmth into the seat you are now in.
1. I got maaajor spreeheap at Bob's slumber party! Joe must have been sitting there forever!
2. The spreeheap on this couch is TERRIBLE! It's warm AND smelly!
3. This spreeheap is still very warm from when Grandma was sitting on it!
4. Hmm, this chair is warm. I think Steve is the spreeheap!