bmx mom
A common feature seen in bike shops. The mother of a BMX rider who has absolutely no awareness or acceptance of the jumps and tricks her child does on their bike and storms into bike shops to blame the bike shop or bike manufacturer when they come off the bike and injure themselves.
"The frame's cracked, but she guaranteed that he never jumps it or does tricks on it , he only cycles it to the park. She's such a BMX Mom, she won't accept the bike's been jumped."