\newacronym{guid}{GUID}{Globally Unique Identifier}
\newacronym{jit}{JIT}{Just In Time Compiler}
\newacronym{nfc}{NFC}{Near Field Communication}
\newacronym{rfid}{RFID}{Radio Frequency Identification}

% Usage:
% \gls{label} lowercase in text
% \Gls{label} Uppercase in text
% \newacronym{label}{abbrev}{full}
% \newglossaryentry{label}{settings}