Noun creeper has 3 senses
  1. creeper - any plant (as ivy or periwinkle) that grows by creeping
    --1 is a kind of
    vascular plant, tracheophyte
    Derived form: verb creep3
  2. crawler, creeper - a person who crawls or creeps along the ground
    --2 is a kind of person, individual, someone, somebody, mortal, human, soul
    Derived forms: verb creep2, verb creep1
  3. creeper, tree creeper - any of various small insectivorous birds of the northern hemisphere that climb about on trees
    --3 is a kind of oscine, oscine bird
    --3 is a member of Certhiidae, family Certhiidae
    --3 has particulars:
     brown creeper, American creeper, Certhia americana; European creeper, Certhia familiaris; wall creeper, tichodrome, Tichodroma muriaria