There are 2 main definitions of wee in English:

wee1

Line breaks: wee
Pronunciation: /wiː
 
/

adjective (weer /ˈwiːə/, weest /ˈwiːɪst/)

chiefly Scottish
Little: when I was just a wee bairn the lyrics are a wee bit too sweet and sentimental
More example sentences
  • But some of them are a wee bit tired now, which is understandable in players so young.
  • Now wait on a minute, I'm not suggesting anything even a wee bit subversive.
  • Jason had been in the kitchen for at least 5 minutes, and Sarah was getting a wee bit impatient.
Synonyms
trivial, trifling, negligible, insignificant, unimportant, minor, of no account, of no consequence, of no importance, not worth bothering about, not worth mentioning, inconsequential, minimal, inappreciable, imperceptible, nugatory, petty
informal teeny, teeny-weeny, teensy, teensy-weensy, itsy-bitsy, half-pint, dinky, piddling, piffling
British informal titchy
North American informal little-bitty, vest-pocket

Origin

Middle English (originally a noun use in Scots, usually as a little wee 'a little bit'): from Old English wēg(e) (see wey).

Definition of wee in:

There are 2 main definitions of wee in English:

wee2

Line breaks: wee
Pronunciation: /wiː
 
/
informal , chiefly British

noun

[mass noun]
1Urine: there was wee all over the floor
More example sentences
  • To quote Dave, ‘it smelt of camel wee.’
  • The cake was legendary, the seats smelled of wee, the toilets were foul, but the film programme was diverse and amazing, and the staff are great people.
  • I'm worried that at some point, someone's got the purpose of those two rooms mixed up, as the stench of wee in the kitchen is unbelievable.
1.1 [count noun] An act of urinating: I went in for a wee
More example sentences
  • Every so often they stopped and everybody got off and had a wee on the side of the road.
  • Why is it that I always get stuck in traffic jams on dual carriageways, where it is impossible to do a U-turn (or anything else about it), when I am dying for a wee?
  • ‘We were miles from anywhere and I needed a wee,’ she told him.

verb (wees, weeing, weed)

[no object] Back to top  
Urinate.
More example sentences
  • Mummy comes in and takes her top and knickers off when she is drunk and wees on the carpet.
  • At midday the approach to the park was a familiar pre-rock concert landscape of men weeing under trees, jocular police and a revivalist with a megaphone: ‘I used to be a sinner like you; now I'm a winner.’
  • Of course, it's all wonderfully shabby chic, with several large holes in the carpet and inadvertent additions from the couple's small black pug, which waddles about, snorting and, occasionally, weeing.

Origin

1930s: imitative.

Definition of wee in: