Definitions

1. noun

a part or extension of a person’s or animal’s body; a limb, organ, or other external or internal structure

“The injured athlete was unable to move her broken appendage.”

2. noun

something attached to or projecting from a person or thing, such as a limb or a part of a machine

“The strange appendage on the robot’s arm was a sensor to detect obstacles.”

3. verb

to add or attach something to the end of a document or a list

“Please append the new data to the end of the spreadsheet.”

4. verb

to attach or join something to the end of something else

“The engineer had to append a new wing to the airplane design.”