|a hollow leg
||space for a lot of drink, room for a lot of beer
||Parl drank six bottles of beer. He must have a hollow leg!
|a holy pile
||a lot, very much, tons
||To feed 20 people, you need a holy pile of spaghetti.
||a time of laughter, a good time, a riot
||Last night we went to Maude's party. It was a hoot.
|a horse of a different color
||a different matter, a separate issue
||If he wants to buy the land, that's a horse of a different color.
|a horse's ass [B]
||a fool, a jerk
||After three drinks he was acting like a horse's ass.
|a hot hand
||lucky in card games or at gambling
||Walter's got a hot hand tonight. He's won four games of poker.
|a hot number
||a couple (or topic) that everyone is talking about
||Paul and Rita are a hot number now. They're in love.
|a hot ticket
||a popular item, a product that people want
||Anything with James Dean's picture on it is a hot ticket.
|a hot topic
||popular topic, the talk of the town
||Sex is a hot topic. Sex will get their attention.
||one who plays only for the crowd, a show-off
||Eddie was a hotdog - always trying to excite the crowd.