Stone cold = Not to have feeling or to show no emotion
Only a stone cold person could not love a baby's smile.
To wind up = To finish
I usually wind up my day about midnight.
Gridlock = Stopped or a stalemate
The current political situation is headed for a gridlock.
Upbeat = Very positive
I am very upbeat about this year's business.
Touch and go = Not sure of the results
The election between Mr. Kan and Mr. Ozawa is touch and go.
Round about = Indirect
When I have free time I take the round about way home.
Tight-fisted = To keep a close grip on money or spend thrift
Since the economy is down, most people have become tight-fisted with their money.
Roughneck = Unmannerly, rude or rough
When my sons were younger, they were roughnecks but they have since matured.
Throwback = Reversion to an earlier time
The Tigers sometimes wear their throwback uniforms.
Helicopter parents = A helicopter flies and hovers. Helicopter parents hover over their children.
Helicopter parents are not welcome at American high schools.