needler

Short definition from Wiktionary

Noun

1. 1
   Agent noun of needle (verb).
2. 2
   Agent noun of needle (verb): One who needles (someone else).
3. 3
   One who makes or uses needles.
4. 4
   A dealer in needles.
5. 5
   Any of various weapons that fire needles or needlelike darts.