Definition of grout in English:

grout1

Line breaks: grout
Pronunciation: /graʊt
 
/

noun

[mass noun]
  • A mortar or paste for filling crevices, especially the gaps between wall or floor tiles.
    More example sentences
    • Wall and floor tile grout must be sealed to prevent damage from moisture and graffiti.
    • Tile grout is neither waterproof nor stainproof, so it usually must be sealed.
    • Tiles, grout, thinset, cement board, tools and complete installation instructions are available at most home centers and other retailers of tile supplies.

verb

[with object] Back to top  
  • Fill in with grout: soak off the facing paper with a damp sponge, then grout the tiles [no object]: is it best to grout with mortar between paving slabs?
    More example sentences
    • He installed it all in one day and grouted it the next.
    • They are incorrectly grouted, there are gaps and a lot of joints filled with tile adhesive.
    • I'm hoping that by the time I get home, the office tile has been grouted, dried and the furniture put in place.

Origin

mid 17th century: perhaps from grouts, or related to French dialect grouter 'grout a wall'.

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