Sipster - Idioms by The Free Dictionary
n. a tippler; a drunkard. The old lady is a sipster who says she drinks a little wine to help her arthritis.
References in periodicals archive
78 57 -- Pixr Toy Stry Playtex The First Sipster
Playtex says its First Sipster
Spill-Proof Cup was designed by a feeding specialist and a pediatrician to help children develop good drinking skills as early as possible.