| |||||||||
in‧side2

1 the inner part of something, which is surrounded or hidden by the outer part [≠ the outside]
The door had been locked from the inside.
the inside
The door had been locked from the inside.2 with the usual outside parts on the inside :
You've got that jumper inside out.
Her umbrella blew inside out.
inside out
You've got that jumper inside out.
Her umbrella blew inside out.3 to search a place very thoroughly by moving everything that is in it :
The drug squad turned the apartment inside out.
turn a room/building etc inside out
The drug squad turned the apartment inside out.4 to know something in great detail :
She knows her subject inside out.
know something inside out
British English, know something inside and out American English
She knows her subject inside out.5 someone who is on the inside is a member of a group or an organization :
Someone on the inside must have helped with the robbery.
on the inside
Someone on the inside must have helped with the robbery.6 if a car passes another car on the inside, it passes on the side that is away from the driver
on the inside
British English7 someone's stomach :
My insides are beginning to complain about the lack of food.
somebody's inside/insides
informalHBHDF
My insides are beginning to complain about the lack of food.