1.
When you deal with something or someone that needs attention, you give your attention to them, and often solve a problem or make a decision concerning them.
...the way that building societies deal with complaints...
The President said the agreement would allow other vital problems to be dealt with.
= handle
PHRASAL VERB : V P n , V P n
2.
If you deal with an unpleasant emotion or an emotionally difficult situation, you recognize it, and remain calm and in control of yourself in spite of it.
She saw a psychiatrist who used hypnotism to help her deal with her fear...
PHRASAL VERB : V P n
3.
If a book, speech, or film deals with a particular thing, it has that thing as its subject or is concerned with it.
...the parts of his book which deal with contemporary Paris.
PHRASAL VERB : V P n
4.
If you deal with a particular person or organization, you have business relations with them.
When I worked in Florida I dealt with British people all the time...
PHRASAL VERB : V P n