on the toss of a coin
Left to pure chance; based on a flippant metric.
VERB + TOSS
lose, win
The captain lost the toss, so our team had to bat first.
PREP
with a ~
PHRASES
(by/on) the toss of a coin
On the toss of a coin, they decided who would go first in the game.
a toss of sb's/the head
He dismissed the criticism with a toss of his head and walked away.
ADV
carelessly, casually
He carelessly tossed his wet towel onto the bathroom floor after his shower.
aside, away, back, over
He tossed aside the old newspaper and picked up his phone instead.
PREP
into, out of, to
She tossed her bag into the back seat before starting the car.
ADV
restlessly
He tossed restlessly in bed, unable to stop thinking about his job interview the next morning.
about
The small sailboat was tossed about by the rough waves during the storm.
PHRASES
toss and turn
She tossed and turned in bed, worried about her exam the next morning.
ADV
gently, lightly | well | together
PREP
in
She tossed the salad in a large wooden bowl before serving it to her guests.