Noun

(en noun)

A distinctive outfit that serves to identify members of a group.

* {{quote-book, year=1963, author=(Margery Allingham), title=(The China Governess)

, chapter=6 citation , passage=‘[…] I remember a lady coming to inspect St. Mary's Home where I was brought up and seeing us all in our lovely Elizabethan uniforms we were so proud of, and bursting into tears all over us because “it was wicked to dress us like charity children”. […]’.}}

* F. W. Robertson

There are many things which a soldier will do in his plain clothes which he scorns to do in his uniform .

* {{quote-magazine, date=2013-07-19, author=(Peter Wilby)

, volume=189, issue=6, page=30, magazine=(The Guardian Weekly) , title= Finland spreads word on schools , passage=Imagine a country where children do nothing but play until they start compulsory schooling at age seven. Then, without exception, they attend comprehensives until the age of 16.

Phonetic equivalent for the letter U in the ICAO spelling alphabet, informally known as the NATO phonetic alphabet.

A uniformed police officer (as opposed to a detective).

* 1996 , S. J. Rozan, Concourse , Macmillan, ISBN 0-312-95944-3, page 265,

Skeletor held the gun against Speedo’s head, held Speedo between himself and the cops who stood, motionless and futile, where they’d stopped. Robinson, Lindfors, Carter, three uniforms and I watched helpless as Skeletor, dragging Speedy with him, inched out the gate, started backing down the hill.

* 2001 , Christine Wiltz, The Last Madam: A Life in the New Orleans Underworld , Da Capo Press, ISBN 0-306-81012-3, page 113,

Four men flew out of it, three uniforms and one in what appeared to be an English riding outfit—boots, whip, the whole nine yards. He called out, “I’m the superintendent of police.”

* 2004 , , Penny Dreadful , MacAdam/Cage Publishing, ISBN 1-931561-81-8, page 81,

Eyes to the front now and there was the body, a lump of black and brown. Moon counted three uniforms and a photographer, the medical examiner and his assistant.

Noun

(wikipedia permanent) (en noun)

A chemical hair treatment imparting or removing curliness, whose effects typically last for a period of weeks; a perm.

* 1943 , (Raymond Chandler), The High Window , Penguin 2005, p. 8:

She had pewter-coloured hair set in a ruthless permanent , a hard beak and large moist eyes with the sympathetic expression of wet stones.

(linear algebra, combinatorics) Given an $n\; \backslash times\; n$ matrix $a\_\{ij\}\; \backslash ,$, the sum over all permutations $\backslash pi\; \backslash ,$ of $\backslash prod\_\{i=1\}^n\{a\_\{i\backslash pi(i)\}\}$.