loom-v; 2 Senses

Sense Number 1: come into view in a distorted, enlarged way

NOTE: This sense requires motion or the appearance of motion. If unsure, pick sense 2.

It loomed out of the fog, and they took avoiding action.
It loomed up from behind them on the road and then zoomed over their heads.
Soon we had crested the Whitetooth ridge and Mt. Sir Donald loomed into view.
As the summer progressed, the reunion loomed up on the calendar.

VerbNet: exist-47.1-1
FrameNet: NP
PropBank: NM
WordNet 3.0 Sense Numbers: 1

Sense Number 2: appear very large, hang over, usu. menacingly

The billboard loomed over East 14th Street for about two months.
The city loomed over my family like a giant evil tyrant of doom.
That statute loomed largest in the judicial mind.
In 1974, disaster loomed for The Netherlands, as their system of seawalls began to leak.

VerbNet: exist-47.1-1,spatial_configuration-47.6
FrameNet: NP
PropBank: loom.01
WordNet 3.0 Sense Numbers: 2, 3