flag

1 to be limp from lack of water or vigor flowers flagging in the summer heat Synonyms flag, hang, loll, sag, swag, wiltRelated Words slouch, slump; cave (in), collapse, crumple, drop, fall, sink, subside, yieldNear Antonyms distend, stiffen; rise, straighten, unbend, uncurl

2 to lose bodily strength or vigor we flagged as we neared the end of the long mountain trail Synonyms decay, droop, emaciate, fade, fail, flag, go, lag, languish, sag, sink, waste (away), wilt, witherRelated Words break down, wear out; yield; degenerate, deteriorate, rot, run downNear Antonyms convalesce, rally, rebound, recover, recuperate; gain

to direct or notify by a movement or gesture flagged the cars into the other parking lot Synonyms beckon, flag, gesture, signal, waveRelated Words nod; gesticulate, mime, pantomime, sign; signalize; acquaint, advise, inform, relate, tell; flourish, shrug

1 a piece of cloth with a special design that is used as an emblem or for signaling the flags of both countries were prominently displayed at the treaty signing Synonyms banderole (or banderol), banner, colors, ensign, guidon, jack, pendant (also pendent) [chiefly British], pennant, pennon, standard, streamer Related Words bunting, gonfalon; black flag, Jolly Roger, tricolor, union jack, white flag; burgee, semaphore, signaler (or signaller), waft; badge, coat of arms, crest, insignia

2 an object intended to give public notice or warning road crews using handheld stop signs as flags at both ends of the highway construction zone Synonyms signal, tocsinRelated Words red light; knell