1. To be present at (meetings, church services, university), etc.; SYN. go to.
2. To be present.
3. To apply oneself to.
4. To give heed (to); SYN. pay attention, hang, advert, pay heed, give ear.
5. (usually followed by 'to') To take charge of; SYN. take care, look, see.
6. To accompany as a circumstance or follow as a result.