(nautical, Royal Navy) The rank of a flag officer. / Any of several equivalent ranks in several other naval or other military organizations.

Any military or outdoor-themed vest commonly used by civilians.

Alternative form of nonrandom

At an important, elevated, or exalted level in a hierarchy or organization; high-level.

Of the highest rank

The state of being rancid.

simple past tense of ring off

An area reserved for taxi cabs to await customers. / (Britain) The system whereby barristers must accept a brief if they are the first available when one comes up.

(law) Initialism of reasonable and nondiscriminatory: a standard used with respect to licensing.

Initialism of Research and Development: a nonprofit global policy think tank.