Someone who has muscles on their back (naturally or by flexing).

The look of having triceps and biceps on your back muscles.

backpack is a replacement for any sexual body part.

To get smacked down so hard you never get back up again. Usually used in non-digital esports, such as Magic: The Gathering, Yu-Gi-Oh!, or Pokemon. This term originates from someone trying to look at the round pairings and the neckbeard in front of them turns quickly, smashing them with a backpack full of nerd-cardboard.

A person who rides your back so hard you need to pry them off. Often a co-worker, teacher or manager in professional settings but could also be a significant other, semi-friend or admirer in social settings.

Hipster rap.

(n) A person that contributes nothing but an overall dour disposition. Typically univited, but tolerated out of a sense of pity.

When a male has a rather large quantity of dip in his lip whilst fucking his female partner. The male then proceeds to eat out the females anus and secretly slides the chaw into the woman's anal cavity. He then shouts "Its chew thirty bitch" and proceeds to dominate her butthole with his cock giving his penis a tingling sensation from the tobacco.