lang·syne also lang syne 
(lăng-zīn) Scots
(lăng-zīn) Scots adv.
Long ago; long since.
n.
Time long past; times past.
[Scots lang syne, from Middle English lang sine : long, lang, long; see LONG1 + sine, since (contraction of sithen, sithens; see SINCE).]
- sharpshooter
- sharpshooting
- sharp-sighted
- sharp-sightedly
- sharp-sightedness
- sharp-tailed grouse
- sharp-tongued
- sharp-witted
- sharp-wittedness
- sharrow
- shart
- shashlick
- shashlik
- Shasta
- Shasta daisy
- shastra
- shat
- Shatt al Arab
- Shatt-al-Arab
- shatter
- shatter cone
- shatteringly
- shatterproof
- shatterproof glass
- shave