1.keep in a certain state, position, or activity; e.g., "keep clean";
hold in place
2.keep in safety and protect from harm, decay, loss, or destruction;
We preserve these archeological findings
3.supply with necessities and support;
She alone sustained her family
4.state categorically
5.of power or authority
6.maintain for use and service;
I keep a car in the countryside
7.maintain by writing regular records;
keep a diary
8.state or assert;
He maintained his innocence
9.support against an opponent;
The appellate court upheld the verdict
10. observe correctly or closely;
The pianist kept time with the metronome