oatmeal
Concise Oxford English Dictionary © 2008 Oxford University Press:
oatmeal/ˈəʊtmiːl/
▶noun
- 1 meal made from ground oats and chiefly used in porridge or oatcakes.
■ N. Amer. porridge made from oatmeal or rolled oats.
- 2 a greyish-fawn colour flecked with brown.
'oatmeal' also found in these Oxford entries:

