goop¹

[goop] /gup/

noun, Informal.

a bad-mannered or inconsiderate person; clod; boor.

Origin

expressive coinage, apparently first used by Gelett Burgess in his book Goops and How to Be Them (1900)

goop²

[goop] /gup/

noun, Slang.

a viscous or sticky substance; goo.

Origin

1955-60; expressive coinage akin to glop, gook¹, etc.

Examples from the web for goop

The resulting goop is used for many things-food processing, cosmetics, and such.
As the foot goes into the goop with toes spread, it makes the initial footprint.
First, you will get a build-up of goop and foreign objects in your sink drain.
Those at a distance still die but their goop isn't vaporized.
Scale up your bacterial flagellum to the size of your outboard motor, and the whole thing would collapse into a puddle of goop.
We all enter this world accompanied by a lot of slimy goop.
He ended up with mysterious really disgusting goop on his hand.
But, if you could get past the slightly sour and harsh flavor of the goop, you might be able to enjoy the satiny texture.
Of particular interest are the large sticky buds that ooze a white goop.

British Dictionary definitions for goop

/ɡuːp/

noun (US & Canadian, slang)

a rude or ill-mannered person

any sticky or semiliquid substance

Derived Forms

goopy, adjective

Word Origin

C20: coined by G. Burgess (1866–1951), American humorist

Slang definitions & phrases for goop

noun

A nasty viscid substance; glop, goo: Suck up the goop and then spill it over
Stupidly sentimental material; sugary rubbish: who can't transcend the Positive Mental Attitude goop she is forced to utter

[1940s+; probably fr goo]

noun

A stupid and boorish person; clod, klutz

[1900+; fr the name of an unmannerly creature invented by the humorist Gelett Burgess in the late 1800s]