The definition of nonconfrontational is someone who is not aggressive.
An example of nonconfrontational is a peaceful protestor who sits at city hall.
See nonconfrontational in Webster's New World College Dictionary
adjective
Browse entries near nonconfrontational
noncompliant
noncom
nonconductor
nonconformist
nonconformity
noncontributory
noncooperation
noncredit
noncustodial
nondairy