Nostalgia Critic - 11 Adult Jokes We Never Got as

Most of "Rocko's Modern Life" episodes. Notably:

*("Power Trip", Season 1, Episode 5a)
After Really, Really Big Man saves the comic book store from going bankrupt, Rocko states, "Thanks, Big Man. We were all touched by your bigness."

*("Eyes Capades", Season 2, Episode 13b)
Eye Doctor tells Rocko that he has good "muscle tone"

*("Canned", Season 1, Episode 8b)
Rocko, looking for work, gets a job as "special phone operator" (which is code for sex operator). When he on the phone he says, "Oh baby, oh baby, oh baby." Only to learn Bev Bighead, his next door neighbor, who is married, is on the other line. Recognizing each others voices, they both hung up, and Rocko immediately quits off-screen.

*("Road Rash", Season 2, Episode 17b)
On a road trip, both Heffer and Rocko stay at a motel, entitled, "No Tell Motel", implying the motel is used for prostitution.

*In any other episode, most notably "To Heck and Back", there's always the fast food joint, "Chokey Chicken", in which later in the 4th season, changes to "Chewy Chicken" because the former name referring to masturbation.

*("Who's For Dinner", Season 1, Episode 12a)
After Heffer, a steer whose family is a pack of wolves, learns that that he's adopted, he walks around the city. When he comes across what he first believes to be his father's tombstone. However, it's not, as the audience sees that it reads, "Here lies a Big Wet Cat" (implying "pussy", aka vagina).

*("Who Gives a Buck", Season 1, Episode 1b)
After Rocko gets a new credit card, he goes out to buy his dog, Spunky, a new food bowl. When he does, the salesman he comes across at point says, "Why don't you just doggy-style bowl ride? Everyone on their hands and knees?"

The Smoking Peanut [Season 2, Episode 32b]

(after Clamu, the gentle giant clam, has been rudely waken and cannot stop crying, SpongeBob tries to admit "his crime" to Sandy, but cannot.)

SpongeBob: Sorry Sandy, I *Start stuttering* go get my hair cut.

Sandy: SpongeBob doesn't have hair. Or...does he?

Tale of the Frog Prince (Season 1, Episode 1)

[the frog sees the princess getting dress]

Princess: Turn around, you horny toad!

The Great Outdoors [Season 2, Episode 27]

[While both Ren and Stimpy are going skinny dipping, they soon joined by Old Man Hunger. But he runs into the lake, both Ren and Stimpy have their eyes go up and down, assumption that they can't take their eyes off his "junk"]

[a female stage hand tries to give Baby Herman a balloon, but Herman pops it with his cigar, startling her]

Baby Herman (laughing): What's the matter toots? afraid of a little, "bang?"

[When Eddie Valiant and Jessica Rabbit are capture]

Judge: Frisk the woman!

Greasy: "I'll" handle this one...

[He puts his hand down her dress and feels around for a beat before screaming in pain and removing his hand which has been caught by a bear trap]

Eddie Valiant: [to Jessica] Nice booby trap.

Treehouse of Horror III (Season 4, Episode 64)

[Amongst the stories that are being told, one is "King Homer", parodying off King Kong (1933)]

Marge: Single white female wanted for mysterious expedition.

Mr. Burns: What do you think, Smithers?

Smithers: I think women and sea-men don't mix.

[The Penguin meeting Catwoman for the first time]

Penguin: Just the pussy I've been looking for.

[Bill looks down in Missy's shirt, despite being her being his mother, and Ted notices this]

Ted: It's your mom, dude.

Plucky: [Meeting Hampton's Uncle Stinky] Put it there Uncle...
[Uncle Stinky shakes him too. After seeing brown stuff on his hand, Plucky sniffs it and faints]

[after the two older children, Lydia and Chris, find out their father, Daniel, is Mrs. Doubtfire]

Lydia: Who did this to you?

Daniel (In his Mrs. Doubtfire costume): Uncle Frank and Aunt Jack.

[after Indiana finding out his father knew Elisa was a Nazi]
Indiana Jones: How did you know she was a Nazi?

Professor Henry Jones: She talks in her sleep.