Idiom idiom
a great deal of sth
Meaning
a large amount of something. You use this with things you cannot count, like time, money, or effort.
Examples
“She spent a great deal of time on her project.”
“The new project requires a great deal of effort from everyone on the team to succeed.”
“After a great deal of careful thought, the committee decided to approve the proposal despite the significant financial risks involved.”
Last updated April 22, 2026