Usage of "tense slightly"

Encara no tenim significats per a "tense slightly".

Ús de tense slightly en anglès

Magiere saw his right wrist tense slightly, ready to slip a stiletto into his palm. 
 Thief of lives 

Honor tensed slightly, and Nimitz's ears pricked as Jackson stepped forward. 
 Flag in Exile 

He tensed slightly and got ready to make a run for it if necessary. 
 The boy in the striped pyjamas 

He tensed slightly as she started to open his shirt. 
 Belonging to them 

Rena tensed slightly at this and glanced awkwardly at Edimar. 
 Earth Unaware 

Her eyes flickered toward me for a second as I approached, her body tensing slightly. 
 Skin Game 

Celaena offered her a slight smile, and the princess stepped closer, her guards tensing slightly. 
 Throne of Glass 

Ripley tensed slightly, fingering the glass. 
 The Complete Alien Omnibus 

"Well"-shetensed slightly at this prejudice-" Idon'tknow anything about it, really. 
 Lost in translation 

He frowned and tensed slightly. 
 Time After Time 

"Is this good?" asked de Soya, his shoulder tensing slightly under my palm. 
 The Hyperion Cantos 

Alex's body tensed slightly. 
 Any way you want me 

Varian nodded, tensing slightly. 
 World of warcraft: the shattering: prelude to cataclysm 

"And yet the mighty Slave cannot find what he seeks," said Aggra, tensing slightly. 
 World of warcraft: the shattering: prelude to cataclysm 

Significats de tense slightly en anglès