through thick and thin

1. To stay with someone or something “through thick and thin” is to persevere through good times as well as bad: “She stood beside her friend through thick and thin.”

Idioms and Phrases

Despite all obstacles or adversities, as in She promised to stand by him through thick and thin . This term alludes to penetrating a forest with both thick and sparse undergrowth. Today it is nearly always used with the idea of supporting something or someone in all circumstances, as in the example. [Late 1300s]

Related Words

• adamantly
• decisively
• doggedly
• persistently
• resolutely
• staunchly
• steadfastly
• strictly
• stubbornly
• tenaciously