It is, to say the least, a highly unusual situation.
"The other students - and especially their parents - haven't been kind to her about this unusual situation."
Their project has led to an unusual situation among the men who usually talk to each other daily.
This is a very unusual situation, but I do think of you as our children.
It's a very unusual situation to have a whole family in an office.
It was an unusual situation but disciplinary action needed to be taken against him.
This is an unusual situation, without precedent to call upon.
As a result, there was an unusual situation, with 15 teams on the League.
She opened the door and was about to call out when the unusual situation stopped her from speaking.
"It seems we've got an unusual situation on our hands."