1. 老居民；老前辈；老手
If you refer to someone as an old-timer, you mean that he or she has been living in a particular place or doing a particular job for a long time.
2. 老人
An old man is sometimes referred to as an old-timer .
1. an elderly man
Synonym: oldtimergafferold geezerantique
2. an experienced person who has been through many battles
someone who has given long service