Crossword puzzle clue "not exactly round"

Latin phrase that means "exactly" but you only use it when you're saying "not exactly"

"I'll chase him round Good Hope, and round the Horn, and round the Norway Maelstrom" speaker of fiction

Not exactly round

Drove round & round

Storm that goes round and round

Where hounds go round and round

Round peg in a round hole

Round pegs in round holes