Answer:
1.
having or showing a disposition to obtrude, as by imposing oneself or one's opinions on others.
2.
(of a thing) obtruding itself: an obtrusive error.
3.
protruding; projecting.
Link where I got this from:

http://dictionary.reference.com/browse/obtrusive
First answer by Mjikuy. Last edit by Mjikuy. Contributor trust: 2 [recommend contributor recommended]. Question popularity: 2 [recommend question].