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Someone known for spending or gambling large amounts of money. The back room at the casino was reserved exclusively for high rollers willing to play for big stakes. Jack was known as a real high roller, impressing everyone with his expensive cars, flashy jewelry, and nice clothes.
A series or period of drastic changes that occur without warning. After she graduated from college, her life became a roller coaster filled with ups and downs as she tried to establish herself as a fashion designer.
*awkward as a cow on a crutchand *awkward as a cow on roller skates
very clumsy or off balance. (*Also: as ~.) When Lulu was overweight, she was awkward as a cow on a crutch. Tom will never be a gymnast. He's as awkward as a cow on roller skates!
Fig. a gambler who bets heavily. They welcomed me at the casino because I had the same name as one of their high rollers.
a roller-coaster ride
If you describe an experience as a roller-coaster ride, you mean that parts of it were very good and parts of it were very bad. Markets on both sides of the Atlantic have had a roller coaster ride over the past five days. The past week was an emotional roller-coaster ride for these people.
See also: ride
a roller-coaster ridean experience in which circumstances change rapidly and in a volatile manner from one extreme to another.
2004 BBC News: Business Shares have been on a rollercoaster ride, with US shares plunging and then recovering twice over.
See also: ride
n. a big gambler who risks much money; anyone who takes risks. (Refers to rolling dice.) Rocko is a high roller and isn’t afraid to lose some money.
pill-pusherand pill-roller and pill-peddler
n. a nickname for a physician. I went to the infirmary, but the pill-pusher wasn’t in. The lousy pill-roller just gave me some aspirin.
n. a police car. There are rollers in the next block, driving slow, looking for someone.