O. K. All right; "Oll kerect."

OAF. A silly fellow.

OAFISH. Simple.

OAK. Strong; rich; good reputation.

OAK TOWEL. An oaken cudgel.

OAR. Meddle with.

OCCUPY. To wear. "The cove occupies the oaf's benjamin," the fellow wears the silly man's coat.

OCHIVES. Bone-handled knives.

OCHRE. Money.

OFFICE. Information conveyed by a look, word, or in any way by which the person receiving it is intelligibly impressed. "The cove tipped the office, and I was fly to the cop," the fellow gave me the hint, and then I knew it was a policeman.