to an exceedingly great extent or degree;
"He had vastly overestimated his resources"
"was immensely more important to the project as a scientist than as an administrator"
- The girl likes shopping immensely.
- I am immensely pleased to have this job.
- The acrobatic troupe livened the garden party up immensely.
- He appeared immensely grateful to her.
- I enjoyed my time here and benefited from it immensely.