S.W.A.L.K.
（重定向自SWALK）
![S.W.A.K. on the back of a letter c. 1942](/Images/godic/202502/14/SWAK4026.jpg")
S.W.A.L.K. was a World War II postal acronym usually seen on a letter sent back home from the frontline. It stands for "sealed with a loving kiss" and is one of several acronyms that seemingly originated during the Second World War. A variant is S.W.A.K., sealed with a kiss.