pants

pants /ˈpænts/ noun
pants
/ˈpænts/
noun
Britannica Dictionary definition of PANTS
[plural]
1 
chiefly US : a piece of clothing that covers your body from the waist to the ankle and has a separate part for each leg
— sometimes used in the singular form pant especially before another noun and in clothing catalogs
— see color picture on this page
2 
British : underpants 1

ants in your pants

— see ant

by the seat of your pants

— see 1seat

keep your pants on

US, informal
— used to tell someone to be patient

the pants off

informal
— used for emphasis after words like charm, scare, frighten, bore, and beat

wear the pants

— see 1wear

with your pants down

US, informal
: in an embarrassing or unprepared position