English-Polish translations for solid as a rock

Definition of solid as a rock

• Extremely thick and heavy, so as to make it impossible to move
• Very reliable and dependable

Synonyms

• rock-solid
• rock-solid

Examples

• Were not going to be able to break down this door: its solid as a rock.
• Stewart has been solid as a rock ever since becoming the new vice-chairman.

Related words

• solid phase
• be solid as a rock
• solid newel staircase
• radioactive waste solidification