cos1
/kɒs
/(also cos lettuce)
noun British
A lettuce of a variety with crisp narrow leaves that form a tall head.To start I had the Greek salad of cos and oak leaf lettuce, red and yellow peppers, paper thin red onion slices, creamy feta cheese and a herb and mustard vinaigrette....
- These cabbages have more than one shape, for example long and narrow like a cos lettuce, or less long and barrel shaped in profile.
- Lettuces fall into three basic categories - cos, crisp head and loose leaf types.
Origin
Late 17th century: named after the Aegean island of Cos, where it originated.
Rhymes
cos2
/kɒz/ /kɒs /abbreviation
Cosine.
cos3
/kɒz/ /kəz /(also 'cos)
conjunction British informal
Because. See also coz1, cuz1. I got quite upset, cos I’d worked so hard...
- I'm not sure why I've never called her by name coz it's not like she'd mind.
- It's such a shame coz everything else I'm wearing is actually quite nice.
- Take a look now, coz I'll probably have given it up by the end of the week.