a whale of a

US /ə weɪl əv ə/
UK /ə weɪl əv ə/
"a whale of a" picture
1.

sangat hebat, luar biasa, besar

an extremely good or impressive example of something

:
We had a whale of a time at the party last night.
Kami berseronok sangat di parti malam tadi.
He's doing a whale of a job with the new project.
Dia melakukan kerja yang hebat dengan projek baru itu.