Learner's definition of EFFORT
1 : work done by the mind or body: energy used to do something
He put a lot of effort into finishing the project on time.
It wasn't easy, but it was worth the effort.
We need to expend more/extra effort.
The job will require/take a great deal of time and effort.
a lack of effort
She seems to do everything without effort. [=effortlessly; very easily]
Our success is due to the combined/concerted efforts of many people.
Her efforts were rewarded with a new contract.
He lost the campaign despite the best efforts of his supporters.
◊ If you get an A for effort or an E for effort or (Brit) full marks for effort, you are given credit for working hard to do something, even though the result of the work was not successful.
2 [count] : a serious attempt to do something
— often followed by to + verb
Even though they didn't win, the team made a good/valiant effort.
a determined/desperate effort
a last-ditch effort
Her early efforts at writing a novel were awkward.
The project is a team effort. [=is being done by a group of people]
Despite my best efforts, I never found out who she was.
He made no effort to hide his feelings. [=he showed his feelings openly]
In an effort to avoid further delays, the delivery process has been simplified.
I had to make a conscious/deliberate effort not to laugh.
The school makes every effort [=the school does all that it can] to help new students become adjusted to college life.
3 [count] : something produced by work 4 [singular] : something that is hard to do 5 [noncount] : all that is being done to achieve a particular goal