Gub

As a noun: A "gub" refers to a fish. This can be any fish, but is used more for large fish, fish with big mouths, and/or fish that like to eat a lot. Sometimes other aquatic animals (shards, whales, etc.) can be referred to as such. The plural for "gub" is "gubs."
As a verb: The action of "gubbing" is for an aquatic animals (usually fish) when they pick at the bottom of either a tank or body of water in order to obtain food. "Gubbed," "gubbing," and "gub" are the past, present, and future tenses for this word.

As a noun: We went to the local aquarium and saw many large gubs.
As a verb: My pet fish gubbed at the bottom of the tank after they were fed.

Gub

The amount of corn in your poop.

Man: How gubbed are you? Medium?

Man 2: I'm only lightly gubbed, I didn't eat much corn last night.

gubbing

to rummage threw or to have you hands where they dont belong.

Stop gubbing in that drawer, He was gubbing all over her.

Gubbing

Putting a frog into ones pants/undergarments for the purpose of pleasure, often till climax.

Adam was excited to start gubbing with the South American frogs Fred had smuggled in, horny (ceratophrys) frogs were always the best.

Hes walking like such a gub.