busy
adjective(bus-y)
(of facilities such as telephones or lavatories) unavailable for use by anyone else or indicating unavailability; (`engaged' is a British term for a busy telephone line)
Examples:
Her line is busy. 
Kept getting a busy signal. 
busy
adjective(bus-y)
intrusive in a meddling or offensive manner
Examples:
Busy about other people's business. 
busy
verb(bus-y)
keep busy with
busy
adjective(bus-y)
overcrowded or cluttered with detail
Examples:
A busy painting. 
busy
adjective(bus-y)
actively or fully engaged or occupied
Examples:
Busy with her work. 
A busy man. 
Too busy to eat lunch. 
busy
adjective(bus-y)
crowded with or characterized by much activity
Examples:
A very busy week. 
A busy life. 
A busy street. 
A busy seaport.