firmly fixed
Synonyms
Antonyms
Examples
Nothing stands out so conspicuously, or remains so firmly fixed in the memory, as something which you have blundered.
I have become a student of the sky and know all the clouds there are and have firmly fixed in mind the various hues of blue that the sky can show.
A thing that is firmly fixed cannot be dislodged except with much trouble.
Heaven above, earth below, and his own position firmly fixed.