teetotaler
Teetotaler (noun) means a person who never drinks alcohol at all, as a matter of principle or personal choice. Example: “She has been a teetotaler since her twenties and always drives everyone home.”
How to use teetotaler
Learner’s notesIn plain EnglishSomeone who doesn't drink any alcohol.
Neutral and slightly old-fashioned. British English spells it teetotaller, with two l's; American English uses one.
A teetotaler chooses never to drink; someone who is simply sober tonight is not a teetotaler.
Trace the full origin ↓Fill the gap
Can you complete this real example?
She has been a _____ since her twenties and always drives everyone home.
Etymology
From total, with the initial t reduplicated for emphasis (tee-total), a formation that arose in the temperance movement of the early 19th century.