stick to guns

stick to your guns (British, American & Australian, informal, American, informal)

to refuse to change your ideas although other people try to make you change them. David's family were against him becoming an actor but he stuck to his guns. Stand by your guns and don't let them talk you into working full time if you don't want to.

See also: gun, stick

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stick to your guns

to refuse to change your beliefs or actions. My parents want me to study accounting, but I'm sticking to my guns and majoring in philosophy.

Etymology: based on the military meaning of stick to your guns (= to continue shooting at an enemy although it puts you in great danger)

See also: gun, stick