We are seriously outnumbered here.
Seriously outnumbered, he fought as best he could, but eventually they seized him.
We are seriously outnumbered, and I think we'd better get the hell out of here!
The militia at the station were seriously outnumbered.
You're seriously outnumbered here in Laal.
From the sound of the guns raised against them, they were seriously outnumbered.
(He also believed that the demonstrations by Huger and Magruder showed that he was seriously outnumbered.)
We were seriously outnumbered.
If it starts to look as if they're seriously outnumbered, I think they'll try to defect--or escape.
He also believed that the diversions by Huger and Magruder south of the river meant that he was seriously outnumbered.