Revelation 2:9, Zundervan The New Compact Bible Dictionary- Nazarite, page 391; Zundervan The New Compact Bible Dictionary- Lock(2), page 325;(Samson)Judges 16:13, locks(Strong's Hebrew#4253) machaalapah- braid, plait of hair

Here is a link on dreadlocks(which come from the heathens, not Israel):
http://en.wikipedia.org/wiki/Dreadlocks