sweat like a pig
To sweat profusely. I start to sweat like a pig within seconds of stepping on a treadmill, but you walk out of the gym after a workout like you've been just sitting at a desk.
sweat like a pig
INFORMALIf someone sweats like a pig, they sweat a lot. The two officers were sweating like pigs in the studio lights. To put it quite bluntly, my husband sweats like a pig.
sweat like a pig
sweat profusely. informalsweat like a ˈpig
(informal) sweat very much: It’s 35 degrees inside the factory, and the workers are sweating like pigs.