go-ahead

Meanings

Noun

• Approval, agreement, or instruction to begin or proceed.
• flip-flop

Adjective

• Progressive; exerting leadership.
• Dashing; energetic.
• Being a score which gives the scoring team or player the lead in the game.

Related

Narrower meaning words

• game-winning

Origin

• As a name for footwear, from the fact that one can't easily step backwards wearing them.