concrete

6 definitions • 9 examples

a very hard building material made by mixing together cement, sand, small stones, and water:

reinforced concrete

a concrete floor/path

a grey concrete building

to cover something in concrete:

Why did you concrete over that nice garden?

clear and certain, or real and existing in a form that can be seen or felt:

They think she killed her husband, but they have no concrete evidence.

We have a general idea of what we want, but nothing concrete at the moment.

a very hard building material made by mixing together cement (= powdered substance), sand, small stones, and water:

concrete steps

based on sure facts or existing things rather than guesses or theories:

Police have no concrete evidence linking him to the crime.

We have not yet received a concrete proposal.

If a statement, argument, or discussion is concrete, it is based on actual things and particular examples.