What does "get a few drinks soon" mean?

I use to date this guy about 2 years ago, he's currently in a relationship for about a year with some girl, but about 2 months ago he contacted me asking how I am and stuff, well just the other day he says "we should get a few drinks soon"...what exactly does this mean?...i mean I am a girl he kinda dated and he does have a girlfriend so that's why I'm reading into it...
What does "get a few drinks soon" mean?
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