to sandwich

Short for サンドイッチ (sandoitchi, “sandwich”). / sandwiching; squeezing from both sides

sand

(euphemistic) sexless, having no sexual activity for a long time (between a married couple)

(colloquial) -less

(Internet) to reply; to respond

(Internet) reply; response (to an electronic message)

a flip-flop

(Internet slang) replying instantly; instant reply

arrival at a location / (archaic) the wearing of clothing / (archaic) a kimono / (archaic, possibly obsolete) in the area around Edo, short for 巾着切り (kinchaku kiri, “a cutpurse”)