What is Hog ?
Hog is (noun) 1. a castrated male pig 2. US any pig Hogs are traded on the Chicago exchange. 3. to go the whole hog to do something completely (informal.) If we’re buying two armchairs we might as well go the whole hog and buy a sofa as well. (verb) to monopolise something; to take more of something than you should (informal.) He was hogging the middle of the road. Stop hogging the biscuits – we’d like some too! She’s always hogging the limelight. Synonym monopolise (NOTE: hogging – hogged)
source: Easier English, Student Dictionary Upper Intermediate Level