Swingeing means very large, severe, or imposing.
Swingeing often has a negative feeling, like something is too big or too much.
Examples:
He got a swingeing fine for speeding.
The company made swingeing cuts to its budget.
The swingeing storm caused a lot of damage.
She gave him a swingeing kick.
The swingeing mountain was too big to climb.
The swingeing cake was as big as a house!