Main definitions of cos in English

: cos1cos2cos3

cos1

(also cos lettuce)

noun

  • another term for romaine
    • ‘To start there was a choice of sweetcorn and ginger soup, cos salad with Parmesan and garlic dressing or smoked haddock cakes with horseradish dressing.’
    • ‘Dill pickles, a bit of cos lettuce, slithers of Parmesan - that's all you need.’
    • ‘Tear basil, mint, coriander, parsley and cos and place in a large salad or mixing bowl.’
    • ‘Stay classic and use only cos, if you can find it, or little gem.’
    • ‘We like to serve the meat wrapped in large cos or iceberg lettuce leaves with fresh mint, coriander and Thai sweet basil.’
    • ‘The cold entrées were Smoked Chicken Caesar Salad, with cos lettuce and croutons dressed with shaved Parmesan cheese, and Avocado, Pancetta and Stilton Salad on a bed of mixed leaves with baby spinach.’

Origin

Late 17th century: named after the Aegean island of Cos, where it originated.

Pronunciation:

cos

/käs/

Main definitions of cos in English

: cos1cos2cos3

cos2

  • Cosine.

Pronunciation:

cos

/käs/

Main definitions of cos in English

: cos1cos2cos3

cos3

(also 'cos)

conjunction

British
informal
  • Because.

    ‘I got quite upset, cos I'd worked so hard’
    See also coz, cuz
    • ‘At lunch time I stand by myself in the playground cos none of the children will play with me and if I ask to play with them they say okay and then they ignore me.’
    • ‘This is according to the man who failed to raise the alarm cos he couldn't tell what the problem was.’
    • ‘I didn't take it off while shopping, coz then I'd have to waste time wrestling back into it.’
    • ‘At the moment there's a backlash cos everyone's filming people arguing, spitting and cussing each other.’
    • ‘I'm not sure why I've never called her by name coz it's not like she'd mind.’
    • ‘I needed to clear my name cos that's my livelihood, for myself and my fans.’
    • ‘He reckons I should be able to spot him easily cos he's very tall.’
    • ‘I didn't want to turn around and take a pic of the mountain cos that might be deemed ‘rude’.’
    • ‘Just cos it was for charity doesn't mean he couldn't do it properly.’
    • ‘It's such a shame coz everything else I'm wearing is actually quite nice.’
    • ‘I'm not saying any more at the moment cos as my luck goes, I won't get it.’
    • ‘Sorry - can't give much more of a reference at the moment cos I gave my copy to an equally cheerful friend.’
    • ‘Edgar says its ridiculous cos how does one tell time with a watch face so small?’
    • ‘He came to the studio cos he was interested to hear more of my stuff.’
    • ‘It took us a while to leave coz Clayton had misplaced his keys somewhere and we spent some time looking for them.’
    • ‘I can only hope for his sake that he wasn't, coz some of the answers he gave were plain awful!’
    • ‘Only look at it if you don't have to be anywhere for hours, coz you won't be able to tear yourself away.’
    • ‘I had to leave my school cos my girlfriend broke up with me.’
    • ‘I went and sat in the dining room coz the table is big and my desk is too small for that kind of studying.’
    • ‘Take a look now, coz I'll probably have given it up by the end of the week.’

Pronunciation:

cos

/käz/