Definition of illegal sometimes disparaging + offensive : a person who enters or lives in a country without the documentation required for legal entry or residence
aerial noun [C]. âº a âstructure made of âmetal ârods or âwires that âreceives or âsends out âradio or âtelevision âsignals.
1 Do not use the aerial lift as a crane. 2  Do not carry objects larger than the platform. 3  Do not drive with the lift platform raised (unless the manufacturerâs instructions allow this). 4  Do not operate lower level controls unless permission is obtained from the worker(s) in the lift (except in emergencies).n aerial lift is any vehicle-mounted device used to elevate personnel, including: 1  Extendable boom platforms, 2  Aerial ladders,