Noun
motherload (plural motherloads)
A very large amount of something, especially something valuable.
On PS3, the games include Super Motherload and Snakeball. Source: Internet
Motherload Pepsi must have decided the Sobe label wasn’t helping them sell energy drinks as the new cans are missing that moniker altogether. Source: Internet
Those feelings, according to Dr. Judith Joseph, the child and adult psychiatrist featured in Romper's episode of Bearing the Motherload, leave parents feeling insecure and looking for validation. Source: Internet