Gaelic derivation of Thomas, meaning twin. Also spelled Tamsin or Tamsyn, both more common in the UK. Typically used for a woman's name in both the US and UK.
"What's your name?"
"Tamsen."
"Wow, what kind of name is that? It's so unique/odd/interesting/weird."
"It's Gaelic."
"Tamsen."
"Wow, what kind of name is that? It's so unique/odd/interesting/weird."
"It's Gaelic."
by muppetjedi February 06, 2010
by iahtebarbosa November 05, 2006
The name of a girl who won't ever stop fighting for what is right. She's the best friend a person could had and completely reliable. She never gives up on you and sometimes she cares about her friends more than herself.
Tamsen is my bestie
by Jesstheperson August 05, 2015