re·tain (r-tn)
tr.v. re·tained, re·tain·ing, re·tains
1. To maintain possession of. See Synonyms at keep.
2. To keep or hold in a particular place, condition, or position.
3. To keep in mind; remember.
4. To hire (an attorney, for example) by the payment of a fee.
5. To keep in one's service or...