If you're sent S on snapchat, they are sending streaks. To get streaks to work, send an S every day back and forth. If they forget to send their S one day you are welcome to scream at them.

A portmanteau of carpe diem, a Latin phrase that means “Seize the Day!” and DM, which stands for Direct Messages. This word means seizing the day via DMs.

its a fucking letter

This weird letter that is always automatically typed in the “Word” Bar when you try to upload a word into the Urban Dictionary...

The nineteenth letter of the alphabet. After R and before T.

'S' is commonly used at the end of a message to represent sex. Similar to 'X' in the UK (kisses) and 'Xs and Os' (kisses and hugs) in North America, 'S' could be used between two people of the same sex without being regarded as homosexual. Usually more Ss means more intense sexual tension between the two parties.

Short for soulmate; the man/woman that is "the one" for you and will forever have the other half of your heart and soul.