The friend who walks too close when walking next to you in public and keeps bumping into you. Its usually a flirty thing girls do but also done by close talkers and immigrants.
Scenario 1: Bob and Jane are walking around the mall. Jane bumps into Bob for the third time.
Bob: Are you a close walker?
Bob: Wanna come over tonight?
Scenario 2: Bob and Felicio are walking to McDonalds. Felicio bumps into Bob 14 times on the way there.
Bob: Is this how you always walk?
Bob: I have to go.