To dream of a gavel, denotes you will be burdened with some unprofitable yet not unpleasant pursuit.
To use one, denotes that officiousness will be shown by you toward your friends.
[1]Dreams of a gavel denote order, attention, power and respect. Your words are law.
See Also: Judge.
[2]Seen or used in your dream a gavel forecasts the correction of an injustice.
[3]1. Justice.
2. Authority.
3. A problem that one needs to deal with.
[4]