Sievertophile

A Sievertophile is someone who insists on measuring the total body dose rate from radioactive point sources, such as rocks or clocks.

The Sievertophiles are complaining about my measurements again.

by Hurston August 6, 2025

Siena

The most incredible and intelligent, kind, hilarious and unique person you’ll ever meet. On the outside, she appears closed off, but once you crack the surface, you realise how much she has to give. All around top tier person. Siena is #thebest. Some people may even replace the word GOAT with siena.

Wow, Michael Jordan is the GOAT.

Wait, you mean he is siena?
Yes.

by baddestlfg August 16, 2025

Sierra

A cutyy little lady bug

Sierra is a babheee

by HI LITTLR BABAKA October 9, 2025

Sierra Burgess

A slur for calling another individual a “big fat fucking loser”

Your being such a Sierra Burgess right now!

Omfg, I can’t believe you called me that big fat fucking lesbian… I’ll just go kms.

by Sierraburgess October 16, 2025

Sierra Highway

A road that runs into Lancaster, CA known by locals for its heavy amounts of prostitution, robberies and drug running

Let’s go to Sierra Highway to get a lady of the night

by ii_AusxYz November 5, 2025

Siekierczyn

Siekierczyn is a village in Lower Silesia, Poland, known mainly as a small rural settlement with historical ties to forestry.

While traveling through Lower Silesia, we passed through Siekierczyn, a quiet village surrounded by fields and forests.

by 10+ letter nonsense November 21, 2025

Sleep-siesta

When you wake up in the middle of the night and do things before going back to bed

' I had a great sleep-siesta last night: Woke up at 2am - tidied the house until 4am and went back to bed

by spamjangled April 18, 2011