At 1:40 of this video, the man said, "We stick the hydraulics under that because it’s a slightly higher risk strategy."
He is using a metaphor, figurative (not literal) language. A hydraulic jack is a device where for little effort, you can lift big, heavy objects. So he might be talking about jacking up the interest rates charged to risky borrowers, or using leverage.
New words, one handy idiom, and a 2-minute quiz — delivered to your inbox to keep your streak alive.
He is using a metaphor, figurative (not literal) language. A hydraulic jack is a device where for little effort, you can lift big, heavy objects. So he might be talking about jacking up the interest rates charged to risky borrowers, or using leverage. Leverage is the principle by which hydraulics jacks work and leverage is what caused the 2008 crash.