from Wiktionary, Creative Commons Attribution/Share-Alike License.
- phrase Used other than as an idiom: see
- phrase Australia Under
from Wiktionary, Creative Commons Attribution/Share-Alike License
Unclear. As an idiom, identified only in Australian English. Possibly a reference to a punishment, sometimes meted out by angry mobs, of restraining a person beneath a pump and pumping water over them. By extension, a person under the pump would be acting under threat of dire punishment.
Sorry, no example sentences found.