English Reference
noun

TNT

n.
tnt

  1. 01 B2 Upper Intermediate Technical Science

    Stands for Trinitrotoluene. A powerful chemical used for making bombs and for blasting rocks in construction.

    Abbreviation for Trinitrotoluene. A stable, solid explosive compound used in military and industrial applications due to its relative safety during handling.

    Simple

    The workers used TNT to clear the large rocks from the path of the new road.

    In context

    The demolition crew calculated the exact amount of TNT required to bring down the derelict cooling tower without damaging adjacent structures.

    Usage

    Usually treated as an uncountable noun when referring to the substance itself.

  2. 02 B2 Upper Intermediate Informal

    A general word people use for dynamite or anything that causes a big explosion.

    A genericized or informal reference to dynamite or other high-velocity explosives.

    Simple

    In the old cartoons, the character always carries a box marked TNT.

    In context

    While technically distinct from dynamite, the term TNT is frequently used in popular media as a catch-all for any portable explosive device.

    Teacher's tip

    Learners should note that while people use this informally for any explosive, in science and engineering, TNT and dynamite are different chemicals.

    explosivesblasting caps

All senses by acronymy or initialism formation or by metonymic relation thereto. The third sense is an initialism of Tagalog tago nang tago (literally “hide and hide”).

Etymology adapted from Wiktionary, available under CC BY-SA 4.0.

This entry
Origin tl tago nang tago
Level B2 · Upper Intermediate
Frequency Frequent
Updated