buckle down

(verb) to work extremely hard

Example Sentences:

A: How is school going? Are you still studying Engineering?
B: Yeah, but it’s so hard! I study for hours every day!
A: Well, just keep buckling down. If you keep working hard, you’ll be successful one day!

The young football player is going to buckle down by practicing every day, so he can play professionally one day.

A: You look great! How did you lose so much weight?
B: Well, I buckled down and exercised every day.
A: Fantastic!

From the Blogs:

California buckles down

Media:

Similar idioms:

1. work one’s fingers to the bone
2. roll up one’s sleeves
3. bust one’s ass
4. keep one’s nose to the grindstone
5. knuckle down
6. work like a dog
7. put one’s shoulder to the wheel
8. knock oneself out
9. no pain, no gain
10. pull one’s weight