This is known as "gassing," and is an indication that the cell is fully charged.
The pirate was flying just ahead of the big plane, very likely gassing them.
Mr. Hopkins was not altogether so sure that Jim had been "only gassing."
Still, I'm not gassing when I tell you I knew all about it before.
If you get gassing a lot, you might tumble in for almost anything.
In April we heard of the gassing of the first Canadians at Ypres.
Many of our lads believed that a second gassing was imminent, and got into their masks.
And we have been sitting here, gassing, whilst— He broke off abruptly.
As I have told you, he goes and cures people when they are ill, instead of gassing about it.
You can't get out of it, after gassing so much about the place.