Answer:

deerstalker

AnswerCrossword Clue
DEERSTALKERHolmes' hat
DEERSTALKERVoice of Bambi?
DEERSTALKERProper sleuthing cap.
DEERSTALKERClose-fitting cap
DEERSTALKERSherlock Holmes accessory
DEERSTALKERHat favored by Sherlock Homes
DEERSTALKERPart of Sherlock Holmes's attire