toothpick

Short definition from Wiktionary

Noun

1. 1
   A small, usually wooden, stick, often pointed at both ends, for removing food residue from between the teeth.
2. 2
   A very thin individual.
3. 3
   A small or slender penis.

Verb

1. 1
   To spear food on a toothpick.
2. 2
   To transfer a sample of bacteria, etc. by means of a toothpick.