The phrase "sharp spike" means a sudden and significant increase or rise in something.
Sentences with «sharp spike»
The move resulted in sharp spike in value in the Australian dollar, providing a big profit opportunity for nimble traders. (fidelity.com)
Our foods are free from binding agents that are high in simple carbohydrates and starches that cause sharp spikes in blood glucose levels. (tulsapetsmagazine.com)
Fixed rate mortgages carry the same interest rate for the entire life of the mortgage, and can protect buyers from sharp spikes in interest rates. (supermoney.com)