Definition of sheltie in English:
 sheltie
(also shelty)
nounPlural sheltiesˈʃɛltiˈʃɛlti
A Shetland pony or sheepdog.
 Example sentencesExamples
-  It was 10 months ago today when my sweet Princess, a 14 year old sheltie, went to be with God.
 -  One is a border collie German Shepard and the other one is a sheltie.
 -  She had shelties for 20 years before getting her first Border Collie in 1985.
 -  It is the result of breeding two merles together; it occurs in any breed (collie, sheltie, Aussie) in which merles are present.
 -  It was shaped like a sheltie, holding a bone receiver in its mouth.
 -  The sheltie pattern specifies that shelties may be no smaller than 10 and no greater than 13 inches at the withers.
 -  As if to illustrate his point, one sheltie limped up and nosed Claire, then plopped down beside her.
 -  Indeed, it was named after a sheltie whose owner had stipulated that upon her death her dog was to be euthanized.
 
Origin
  
Early 17th century: probably representing an Orkney pronunciation of Old Norse Hjalti 'Shetlander'.