English Idioms: Virgin territory

English Idioms About “War”
Idiom: Bring a knife to a gunfight
Meaning: (Also, take a knife to a gunfight) To enter into a confrontation or other challenging situation without being adequately equipped or prepared.
Example: We lost the deal against much equipped competitors because we brought a knife to a gunfight.

English Idioms About “General”
Idiom: In the zone
Meaning: Focused
Example: He’s doing a good job. He’s in the zone!

English Idioms About “Science”
Idiom: Run out of steam
Meaning: If you run out of steam, you lose the energy, enthusiasm or interest to continue doing something.
Example: After having worked for twenty years as a the manager of the company, he seems to run out of steam.

English Idioms About “Work”
Idiom: Work your fingers to the bone
Meaning: To work extremely hard.
Example: He works his fingers to the bone to help his five children grow up in a healthy environment.

English Idioms About “Colors”
Idiom: Green light
Meaning: Permission to go ahead with something such as a project.
Example: As a result of the severe drought, the government has given the green light for importing cereals.

English Idioms About “Money”
Idiom: Money spinner
Meaning: A business or product that makes a lot of money for someone.
Example: Internet commerce is becoming a real money-spinner.