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do a 180

1. Literally, to begin moving in the opposite direction. (If one physically turns 180 degrees, one will then be facing the opposite direction.) I was going to go to the park, but when I saw those dark clouds roll in, I did a 180 and headed back home.
2. To make a big change in one's position, opinion, lifestyle, etc. A: "Can you believe that Sam quit his job at the firm?" B: "No, he really did a 180 on being a paralegal!"
See also: 180

do an about-face

To suddenly and completely turn or change one's direction. This phrase can describe one's physical movement or a change in concept. She did an about-face and walked back up the steps once she saw that the subway wasn't running. Based on the reactions we got from test audiences, we need to do an about-face with the movie's plot.

do a one-eighty

 and turn one hundred and eighty degrees 
1. Lit. to turn around and go in the opposite direction. When I hollered, the dog did a one-eighty and headed back to its own yard.
2. Fig. to radically reverse a decision or opinion. His political philosophy turned one hundred and eighty degrees when he grew a little older.

eighty-six something

Sl. to throw something away. Let's eighty-six this stew and go out and get some decent pizza.

do an about-face

Also, do a flip-flop or one-eighty . Reverse one's opinion or course of action. For example, The board did an about-face on acquiring more land, or We expected Dad to do a flip-flop concerning our vacation plans, or They had relied on Jim to vote for Harry, but he did a one-eighty and cast his vote for the incumbent . The first term, alluding to the army command to turn around, dates from the first half of the 1900s, and the variants from the second half of the 1900s (the last refers to a 180-degree change of direction).

the eighty-eight

n. a piano. (Pianos have eighty-eight keys.) Sam can really beat the eighty-eight.


and 86
tv. to dispose of someone or something; to nix someone or something. He wants $400? Eighty-six that! We can’t afford it.
References in periodicals archive ?
Piglet says: 'I tried to count to eighty once, but when I got to 37 the numbers started jumping out at me and turning cartwheels, especially the sixes and nines.
54]) = Sexdecillion x ([{(Eighty + P + Twenty - Eighty + Ninety - D) x Eleven} - C]E[{I x L/L} + I + [One.
Eighty percent of humanity lives in developing countries.
At eighty, I think I'm entitled to change direction and leave behind the perpetual struggles of gathering boards, finding money, just surviving.
82 ( Eighty Five Thousand Seven Hundred Forty Nine And Eighty Two Paise Only )
Nineteen eighty was not just any year for Cranston--it was an election year.
In his recent exhibition, "Inverse," he presented three acrylic canvases, each eighty by eighty inches, whose origins lie in British photographer John Deakin's portraits (made in the '50s) of three friends: journalist Rayner Heppenstall, poet Oliver Bernard, and publisher and bookseller David Archer.
I've noted the magazine's anniversaries in this space from time to time--most recently in the February 1989 issue, when The Progressive was a mere eighty years old.
87 ( Eighty Three Lacs Eighty Three Thousand Four Hundred Ninety And Eighty Seven Paise Only )
com), a leading mobile Internet voice provider, today announced that all new and current subscribers to the company's flagship product - Globe Dialer[TM] - will receive half-priced international holiday calling to all nations in its worldwide network in addition to the eighty percent savings already provided to customers.
51 ( Eighty One Lacs Eighty Three Thousand Three Hundred Eighty Two And Fifty One Paise Only )
64 ( Two Crore Eighty One Lacs Eighty Four Thousand Eight Hundred Eighty Five And Sixty Four Paise Only )
Eighty percent of all respondents said that if they were in a persistent coma with no hope for significant recovery, they would not want to be kept alive on life support.