Home › Words › O › overboomoverboomoverboom means to grow or progress too quickly, resulting in the crash of (something).EtymologyFrom over- + boom.verbTo grow or progress too quickly, resulting in the crash of (something).Definitions & examples from Wiktionary (CC BY-SA 3.0).Words closest in meaningBy meaning, not spelling — each word's AI semantic fingerprint, nearest first.overgrow 65% match — To grow beyond one's boundaries or containment, or beyond the proper size. vs overboom →forgrow 65% match — To grow to excess or out of shape; grow unduly. vs overboom →overboil 63% match — To boil excessively. vs overboom →overshock 61% match — To shock too much. vs overboom →overaccelerate 61% match — To accelerate too much. vs overboom →embog 61% match — To bog down. vs overboom →overabound 59% match — To be too abundant or plentiful. vs overboom →overcrow 59% match — To take over. vs overboom →