Any lachrymatory, non-lethal chemical compound that causes the eyes to sting and water and/or irritates the respiratory system, mostly used for controlling crowds during riots or as self-defense.

To use tear gas.

Damage or depreciation resulting from ordinary use (normally as something excluded from a guarantee or warranty of quality, or as justifying a write-down in a set of accounts).

(transitive) To run quickly along somewhere. / (transitive) To break something into two pieces by separating at a line of perforations.

(transitive, often reflexive) To remove (oneself or another person) reluctantly; often expressed in the negative. / Used other than figuratively or idiomatically: see tear, away.

(metallurgy) A fracture in a metal casting that occurs during solidification as a result of hindered contraction.

the formation of a fracture in a metal casting during solidification as a result of hindered contraction

(idiomatic) To have a tear released, to cry (from sadness) / (UK, slang, obsolete) To take a dram, or glass of spirits.

Alternative form of tearjerker

A page torn from a periodical.