Definition from macmillandictionary.com
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The ground underfoot was fairly firm and not too muddy.
I sleep better on a firm mattress.
firm, ripe tomatoes
Make sure the ladder is firm before you start to climb.
The dollar remained firm against the yen today.
Have you set a firm date for the meeting?
We want a firm commitment that resources will be provided.
It is my firm belief that we must encourage debate.
Mark’s a firm believer in discipline for children.
The Rams are firm favourites to take the title this year.
No firm evidence links pollution with asthma.
All we have at the moment is rumours – no firm news.
Her staff regard her as firm but fair.
What the party needs now is firm leadership.
You sometimes have to be firm with young children.
The government must take firm action to stop the fighting.
She took a firm hold of the stick and pulled hard.
Her handshake was firm and her smile warm.
Bruce put a firm hand on my arm.
I firmly believe that we must act at once.