Definition of apply
ask (for something); "He
applied for a
leave of absence"; "She
applied for college"; "apply for a job"
apply to a surface; "She
applied paint to the
back of the house"; "Put on make-up!"
give or
convey physically; "She gave him First Aid"; "I gave him a
punch in the nose"
avail oneself to; "apply a principle"; "practice a religion"; "use
care when
going down the stairs"; "use your
common sense"; "practice non-violent resistance"
apply oneself to; "Please apply yourself to your homework"