The English word “satin” refers to a fabric (as of silk) with a lustrous face and dull back.
If you see the word satin mixed in messages written by Filipinos, it may be a non-standard contraction of the two words “sa atin” (to us).
GM satin
Good morning to us
KAHULUGAN SA TAGALOG
satin: telang sutla, nylon, o rayon na makinis at makintab ang ibabaw