brief

1 brief /ˈbriːf/ adjective
briefer; briefest
1 brief
/ˈbriːf/
adjective
briefer; briefest
Britannica Dictionary definition of BRIEF
1 
: lasting only a short period of time
2 
: using only a few words
— see also in brief at 2brief
3 
of clothing : covering less of the body than is usual
2 brief /ˈbriːf/ noun
plural briefs
2 brief
/ˈbriːf/
noun
plural briefs
Britannica Dictionary definition of BRIEF
1 
2 
[count] US, law : a document that states the facts a lawyer plans to use in a court case
3 
[count] chiefly British : instructions that explain what a person is supposed to do
4 
briefs [plural] : short underpants for men, women, or children that fit close to the body — see color picture on this page; compare boxer shorts

in brief

: in a few words
3 brief /ˈbriːf/ verb
briefs; briefed; briefing
3 brief
/ˈbriːf/
verb
briefs; briefed; briefing
Britannica Dictionary definition of BRIEF
[+ object]
: to give information or instructions to (someone)
— compare debrief

— briefing

noun, plural briefings [count]