The abdomen area of a pregnant woman. As the fetus/baby grows so does a woman's belly. Thus it is referred to as a "baby bump."

1. The protruding abdominal bump from a woman's stomach when she becomes noticeably pregnant.

2. A shameless shirt marketing campaign to capitalize upon the notification that a woman - usually teenager - has become pregnant.

2a. A shirt with the words "baby bump" in the style of excessive bling indicating the young woman wearing it is probably promiscuous in nature and wishes to inform the community of this social practice.

3. An annoying term used by the media to say someone is pregnant.

When a man puts on weight during his partners pregnancy, to match her baby bump,so that she doesn't feel like she's getting fat.

When a woman who fat get pregnant and around the time she gets a "baby bump" its bigger than normal cuz she has a fat belly!!!

The upsurge in polling a candidate receives after appearing in public with a newborn.

When a pregnant woman has a bump in her stomach from where the baby punched her really hard.

Like a baby bump, except your not large from being pregnant, but large from eating too much and being lazy and not taking care of yourself cause you are in a relationship and dont need to put an effort into keeping yourself looking sexy.

When you go from being a sexy girl that everyone wants to tap, to then having a boyfriend and then 3 months later youre putting on weight and have a belly, thats a Relationship bump!