opportune(ly), in the nick of time
apropos
besides, too, as well
incidentally, by the way быть кстати – come in handy кстати и некстати – in (season) and out of season, whether appropriately or not
нареч.
1. (уместно) to the point
очень ~ very much to the point
это очень ~! that is just what was wanted!
itĺl come very handy!
это случилось очень ~ it came in the very nick of time
2. (заодно) while one is about it
когда пойдёте гулять, ~ зайдите к нему while youŕe taking your walk, you might as well drop in and see him
3. в знач. вводн. сл. (между прочим) by the by, by the way
incidentally
~, где он сейчас? by the way, where is he?