Advanced IELTS® Idioms with 100% correct answers.

a run on (idiom/phrase) A sudden spike in consumption or spending. a square deal (idiom/phrase) An agreement that is fair towards all parties. all the rage (idiom/phrase) It means that something is extremely popular or fashionable. an acquired taste (idiom/phrase) It refers to the situation when something does not like you at the beginning, but the more you experience it, the more you like it. be in arrears (idiom/phrase) To be late when you have to pay back a debt. on behalf of (idiom/phrase) Speaking or doing things in the name of someone else, usually in their interest. elasticity of demand (idiom/phrase) A measure of how much demand for a good or product is affected by changes in its price. have the time of your life (idiom/phrase) To have a lot of fun; to thoroughly enjoy. have time on your hands (idiom/phrase) To have free time; to have time to relax or enjoy yourself. in retrospect (idiom/phrase) Thinking about a past event; going back to the past event with a different perspective. in the blink of an eye (idiom/phrase) Taking an unexpectedly short amount of time to happen. in the cold light of day (idiom/phrase) Looking back with a calm frame of mind. make a go of something (idiom/phrase) To make something successful. not have the foggiest idea (idiom/phrase) To have no clue; to be completely unable to answer a question. play hardball (idiom/phrase) To act in a hostile, aggressive manner during a competition; to not go easy. sign on the dotted line (idiom/phrase) To agree to the proposed signing of a document. take a tumble (idiom/phrase) When someone or something falls. take stock (idiom/phrase) Assessment of the situation and circumstances before making a final decision about something. the purse strings (idiom/phrase) Referring to money and the control of money expenditure. the rat race (idiom/phrase) An expression describing the struggle of individuals to compete with others and earn or gain success. weather the storm (idiom/phrase) To reach the end of a difficult situation without too much harm.