knuckle down

Mane (Îngilîzî)

1. (idiomatic, intransitive) To get to work; to focus on a task.
2. To submit; knuckle under.

Hevwate

buckle down

buckle to

break one’s back

slave

endeavour

exert

fight

flounder

get busy

apply oneself

get to

labor

labour

push

reach

strive

struggle

get down to brass tacks

get down

buck

dig in

endeavor

Werger

impegnarsi

darci dentro

αγγίζω κατεβάζω

esclave

s’y mettre sérieusement

sfacchinare

sgobbare

sfaticare

crispans

zupacken

mourejar

στρώνομαι

Etîmolojî (Îngilîzî)

1864 in American English, from the game of marbles.