be o - boar
- be obliged to
- be of a different opinion
- be off duty
- be off sick
- be off work
- be on a tight budget
- be on half-time
- be on one’s guard
- be on remand
- be on schedule
- be on short time
- be on sick leave
- be on social security
- be on standby
- be on stream
- be on the agenda
- be on the dole
- be on the fast track
- be on the lookout for sth
- be on the right track
- be on the road
- be on the rocks
- be on the safe side
- be on the same wavelength as
- be on the shortlist
- be on the wrong track
- be on top of one’s job
- be on welfare
- be one’s own boss
- be out of range
- be out of the running
- be out of the woods
- be out of …
- be outvoted
- be paid by the hour
- be pessimistic
- be plain
- be positive about
- be practicing law
- be prejudicial to