1. substitute; replacement; substituting; replacing
これが紙の代わりであるらしい。It seems that this is a substitute for paper.
2. stand-in; proxy; alternate; deputy; relief; successor
先生の代わりで来たのね！So you came in place of the teacher!
3. compensation; exchange; return
usu. as ...～に
そうだ、代わりと言っては何だけど、渡しておく物があるよ。Oh, right. It's not much in return, but there's something I want to give you.
4. another helping; second helping; seconds; refill
usu. as お～
5. upcoming program; upcoming programme
esp. 替わり, 替り