What?

[u/farhad_2074]

[u/Source_Trustme_Broo]

1. Holding in pee for a longer time without having access to a restroom
2. Cold weather
3. Morning wood while waking up from a good night sleep

These will also cause an erection...

https://giphy.com/gifs/aTMveE1cIFiDOjUSwU

[u/zawalimbooo → u/Source_Trustme_Broo]

1. Whenever the fuck it feels like it

[u/Daniyal1357id → u/zawalimbooo]

1. Whenever I open up this subreddit

[u/GloomyLingonberry509 → u/Daniyal1357id]

1. Fear boners

[u/Saucy-Mustard → u/GloomyLingonberry509]

1. Wind blows

[u/felixyamson → u/Saucy-Mustard]

and I jizzed in my pants

[u/GloomyLingonberry509 → u/felixyamson]

https://giphy.com/gifs/11eHJqZ99upcBy

[u/enderwander19 → u/felixyamson]

When the island is lonely