A funky blend of red, black and purple....

Main Entry: gu·ru
Pronunciation: 'gur-(")ü, 'gü-(")rü also g&-'rü
Function: noun
Inflected Form(s): plural gurus
Etymology: ultimately from Sanskrit guru, from guru, adjective, heavy, venerable -- more at GRIEVE
1 : a personal religious teacher and spiritual guide in Hinduism
2 a : a teacher and especially intellectual guide in matters of fundamental concern b : one who is an acknowledged leader or chief proponent c : a person with knowledge or expertise