Noun pricker has 2 senses
  1. spine, thorn, prickle, pricker, sticker - a sharp-pointed tip on a stem or leaf
    --1 is a kind of aculeus
    --1 has particulars: glochidium, glochid
    Derived form: verb prick1
  2. bradawl, pricker - an awl for making small holes for brads or small screws
    --2 is a kind of awl
    Derived form: verb prick1
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