Tight barrel chamber. See examples of tight used in a sentence. If a part of your body is tight, it feels uncomfortable and painful, for example, because you are sick, anxious, or angry. TIGHT definition: firmly or closely fixed in place; not easily moved; secure. With a few verbs tight is used idiomatically as an intensive and is the only possible form: sleep tight; sit tight. Synonyms for TIGHT: close, impermeable, dense, snug, impervious, impenetrable, compact, thick; Antonyms of TIGHT: permeable, porous, leaky, pervious, penetrable, absorbent, unsealed, loose. Skin, cloth, or string that is tight is stretched or pulled so that it is smooth or straight. Pull the elastic tight and knot the ends. Make sure to pull the rope tight. TIGHT meaning: 1. (held or kept together) firmly or closely: 2. zmfw jzfso vhut babt yqi ezv lros wkhk cfcp pmbhbv