ton

ton /ˈtʌn/ noun
plural tons
ton
/ˈtʌn/
noun
plural tons
Britannica Dictionary definition of TON
[count]
1 
plural also ton
a  US : a unit for measuring weight that equals 2,000 pounds (907 kilograms)
b  British : a unit for measuring weight that equals 2,240 pounds (1,016 kilograms) — see also megaton, metric ton
2 
informal : a large amount
— often + of

like a ton of bricks

— see 1brick