Be dead against sth./sb.
be completely opposed to something/someone
I am dead against camping holidays. I can never sleep comfortably in a tent.
Cut someone dead
ignore someone completely, treat someone as though one does not know him
What’s wrong with her? She cut me dead this morning
Dead easy
very easy
I expected the test to be dead easy, but I could’t do a single question.
A dead end
a road that does not lead anywhere
We took the first turning, but the road was unfortunately a dead end that led to a field.
Dead end job
a job without prospects or opportunities for the future
He feels that he’s in a dead end job with his present firm. He’s thinking of leaving it soon.
A dead loss
(informal) someone/something that is of no use/help to anyone in a certain matter or with a certain job etc.
It’s no use asking Jack. He’s a dead loss. at history.
Dead right
(informal) exactly right
You were dead right. They are in love.
Make a dead set at sb
try deliberately to attack someone (with words, angry looks etc.); make an obvious attempt to interest someone of the opposite sex
He met a girl at the party and made a dead set at her but without much luck.
To come to a dead halt
to come to a complete stop
The van came to a dead halt just in front of a cyclist.
Dead ahead/in front
in a position exactly ahead
We found the museum we were looking for dead ahead of us.
Dead beat / tired
physically exhausted after work
I am dead tired after the whole day at work.
Dead drunk
completely drunk
He was dead drunk.
A dead heat
the result of a race or competition in which two competitors finish at the same time or with the same score
In the contest there was a dead heat for first place, so there were two winners this year.
Dead on time
exactly on time, punctual
The train arrived dead on time.
A dead silence
a total silence
There was a dead silence in the room.
A dead weight
very heavy
I couldn't carry this bag. I was a dead weight.
To flog a dead horse
to waste time / effort
He showed her how to use the fax machine but it was like flogging a dead horse. She couldn't remember
which button to press.