What it means

1. adverb at all times
   “I will always be there to help you”
2. adverb forever
   “we will always be friends”
3. adverb at any time or in any event
   “you can always resign if you don't like it”
4. adverb without interruption
   “the world is constantly changing”
5. adverb without variation or change, in every case
   “constantly kind and gracious”