1 suit /ˈsuːt/ noun
plural suits
1 suit
plural suits
Learner's definition of SUIT
[count] : a set of clothes that usually consists of a jacket and a skirt or pair of pants that are made out of the same material
see color picture on this page; see also business suit, leisure suit, lounge suit, pantsuit, sailor suit, shell suit, three-piece suit, trouser suit, two-piece suit, zoot suit
[count] : a set of clothes or protective covering that is worn for a special purpose or under particular conditions see also bathing suit, bodysuit, catsuit, jumpsuit, snowsuit, space suit, sweat suit, swimsuit, union suit, wet suit
: a process by which a court of law makes a decision to settle a disagreement or problem between people or organizations : lawsuit
[count] : all the cards that have the same symbol in a pack of playing cards
[count] informal + disapproving : a person who has an important job in an office and who wears a suit : a business executive
usually plural

birthday suit

see birthday

follow suit

see follow
see also long suit, strong suit
2 suit /ˈsuːt/ verb
suits; suited; suiting
2 suit
suits; suited; suiting
Learner's definition of SUIT
[+ object]
: to provide what is required or wanted by or for (someone or something)
: to be proper or suitable for (someone or something)
: to be attractive on (someone) not used in passive constructions

suit someone's book

British, informal
: to be suitable or satisfactory to someone

suit up

[phrasal verb] US
: to put on a uniform or special clothing

suit yourself

: to do what you want to do used especially to tell people that they can do what they want even though you do not think it is what they should do