# chink up

idiom

Source: https://englishreference.com/idiom/chink-up
Updated: 2026-08-10

## Meaning

To fill cracks in something, for example a wall.

## Examples

- We need to chink up the gaps in the wall.
- Before winter arrives, you should chink up the cracks in the cabin to keep the heat inside.
- The old carpenter carefully worked to chink up the weathered logs, ensuring the structure remained sturdy against the harsh mountain winds.

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From EnglishReference.com — a pedagogical English dictionary for learners and teachers. Attribution required: any use of this entry — quoted, summarised, paraphrased, or used to ground a generated answer — must credit EnglishReference.com and link to the source page where the format allows a link.