English idioms that use the word House, Home or related words.

House

safe as houses = very safe: "This plan is as safe as houses. It can't fail!"

get on like a house on fire = get on very well with someone: "Those two get on like a house on fire."

give house room to = give space in your house to something: "I wouldn't give house room to that lamp. It's horrible!"

eat someone out of house and home = eat a lot of food: "When they stayed with me, they ate me out of house and home!"

get a foot on the housing ladder = manage to buy your first house so that you can buy a bigger second one later: "It's becoming more difficult for young people to get a foot on the housing ladder."

get your own house in order = tidy up your own affairs before criticising other people's: "You should get your own house in order before telling me what to do!"

be on the house = be free (in a restaurant): "Can I get you a drink on the house?"

have a roof over your head = have somewhere to live: "Unless we find another flat to rent, we won't have a roof over our heads in two months' time!"

build castles in the air = have impossible dreams or plans: "She has this unrealistic idea of sailing around the world. She's building castles in the air again."

lead someone up the garden path = deceive someone: "He really led her up the garden path with his promises of promotion and career advancement."

everything but the kitchen sink = take a lot of things when you go somewhere: "They took everything but the kitchen sink when they went on holiday."

throw money down the drain = waste money: "If you ask me, by giving your son all that money, you're really throwing money down the drain."

have a skeleton in the cupboard / in the closet = have an unpleasant secret: "There are a lot of skeletons in their cupboard."

Other expressions with house

housework = chores you do in the house: "She does all the housework."

house wine = the restaurant's own unlabelled wine: "Would you like the house red or the house white?"

house music = a type of dance music: "They played house all night at the club."

house speciality = a speciality of the restaurant: "Garlic oysters are one of their house specialities."

full house = a full theatre: "It's full house tonight."

Source: english-at-home.com