tighttighttightertightestadjective (tighter, tightest)pronunciationThe word tight sounds like white.1fixed firmly so that you cannot move it easily: a tight knot I can't open this jar of jam – the lid is too tight.oppositeloose2Tight clothes fit very closely in a way that is often uncomfortable: These shoes are too tight.tight trousers▶ tighttighttightertightest (alsotightly) adverb: Hold tight! I tied the string tightly around the box.