Basic Trope: Boys between the ages of 4 and 11 think girls have cooties.
- Straight: Bob is a little boy and thinks girls his age have cooties.
- Exaggerated: Bob hates all females, including his mom.
- Downplayed: Bob thinks only girls his age he doesn't know have cooties.
- Justified:
- Bob doesn't know much about girls and is joking around.
- Bob's parents are Moral Guardians who told him the lie, becuase they don't want Bob to turn precocious around girls and women.
- Inverted: Bob thinks he's the only boy who doesn't have cooties, or Alice is a little girl and thinks Boys Have Cooties.
- Subverted: Bob makes friends with Alice.
- Double Subverted: Bob thinks Alice has been "immunized" against cooties.
- Parodied: Bob is a grown man who justifies his sexism by saying women have cooties.
- Zigzagged: Bob has an elaborate list of females he knows categorized into ones with cooties and ones without.
- Averted: Bob doesn't believe girls have cooties, or there are no children in the show.
- Lampshaded: "Don't touch me, I'll catch girl cooties!".
- Enforced: ???
- Invoked: The Bully tells Bob who will believe anything that girls have cooties.
- Exploited: The boys believe girls have cooties and the girls believe boys have cooties, so by avoiding each other they don't need to worry about catching cooties.
- Defied: "I don't care if Alice has cooties - I'm still gonna hang out with her!"
- Discussed: "Why does my son believe girls have cooties?" "That's natural, Carol, I believed girls had cooties when I was his age and look at me now!".
- Conversed: "Why do fictional boys believe girls have cooties?".
- Played for Drama: Bob makes friends with Alice but this causes trouble with his male friends who think girls have cooties.
Hurry back to Girls Have Cooties before she touches you!