ball (1) — OET

ball1

noun

1 a cricket ball | a ball of wool:

sphere, globe, orb, globule, spherule, spheroid, ovoid;

drop, droplet, bead;

informal pill.

2 a musket ball:

bullet, projectile, shot, pellet, slug, lead.

□ on the ballinformal

if you are really on the ball, you'll guess the killer:

alert, quick-witted, sharp, bright, quick, keen, perceptive, wide awake, responsive, agile, acute, astute;

informal on one's toes, quick off the mark, quick on the uptake, all there, with it, bright-eyed and bushy-tailed;

North American, informal whip-smart.

▷antonyms slow.

ball (1) Oxford Dictionary of English