The word "needle" can refer to a sharptool for sewing, a type of leafoncertain trees, oreven the needle of a measuring device. As a verb, itmeans to provokeorteasesomeone.
Noun
a stylus that formerlymadesoundbyfollowing a groove in a phonograph record
a sharppointedimplement(usuallysteel)
a slenderpointer for indicating the readingon the scale of a measuringinstrument