Goo Roo

Definition of guru
plural gurus

1
: a personal religious teacher and spiritual guide in Hinduism

2
a : a teacher and especially intellectual guide in matters of fundamental concern has been a guru to many young writersb : one who is an acknowledged leader or chief proponent became the guru of the movementc : a person with knowledge or expertise : expert a computer guru

gu·ru
ˈɡo͝oro͞o/
noun
noun: guru; plural noun: gurus

(in Hinduism and Buddhism) a spiritual teacher, especially one who imparts initiation.
synonyms: spiritual teacher, teacher, tutor, sage, mentor, spiritual leader, leader, master; More
swami, maharishi
"a Hindu guru and mystic"
antonyms: disciple
each of the ten first leaders of the Sikh religion.
an influential teacher or popular expert.
"a management guru"
synonyms: expert, authority, pundit, leading light, master, specialist; informalwhiz
"a management guru"