apply

apply
 verb
1    [I] to officially ask to be considered for a job, place at a college etc, especially by writing a letter:
    apply for: Kevin's applied for a management job in Atlanta.
2    [I,T] to affect or be suitable for a particular person, group, or situation:
    apply to: The 20% discount only applies to club members.
3    [T] to use something such as a method or law:
    You can apply good teaching methods to any subject.
4    [T] to spread something such as paint or a cream on a surface:
    Apply an antiseptic cream to the affected area.
5    [T] apply yourself (to sth) to work very hard and carefully, especially for a long time:
    I wish John would apply himself a little more!