The meaning of STIFFEN is to make stiff or stiffer. How to use stiffen in a sentence.

Beat the cream until it begins to stiffen (= become firm). His body stiffened in fear. She stiffened when her former husband walked into the room. These events have stiffened our resolve to …

If you stiffen, you stop moving and stand or sit with muscles that are suddenly tense, for example because you feel afraid or angry. She stiffened at the sound of his voice.

STIFFEN definition: to make stiff. See examples of stiffen used in a sentence.

Definition of stiffen verb in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

Apr 30, 2025 · Today, I’ll take you through everything you need to know about stiffen —from its definitions and usage to common mistakes and even fun practice exercises. Whether you're a …

stiffen (ˈstɪfən) vb 1. to make or become stiff or stiffer 2. (intr) to become suddenly tense or unyielding

Dec 14, 2025 · stiffen (third-person singular simple present stiffens, present participle stiffening, simple past and past participle stiffened) (transitive) To make stiff. quotations

to make stiff. to become stiff. to become suddenly tense, rigid, or taut, as in bracing oneself for or drawing back from shock, fear, or displeasure: He stiffened, expecting to hear the worst. …

STIFFEN meaning: 1 : to stop moving and become completely still especially because of fear, anger, etc.; 2 : to become painful to move or use often + up