There are 2 definitions of fritz in English:

fritz1

Line breaks: fritz
Pronunciation: /frɪts
 
/

noun

(in phrase go or be on the fritz) North American informal
(Of a machine) stop working properly: our TV went on the fritz for two weeks
More example sentences
  • My cable modem at home is on the fritz, so there probably won't be any more blog posts until I get it fixed.
  • It's not like an electrical grid is going to go on the fritz tomorrow and leave a corner of the country in the dark, right?
  • Our electrical equipment went on the fritz and never came back.

Origin

early 20th century: said to be a use of Fritz, with allusion to cheap German imports into the US before the First World War.

Definition of fritz in:

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Word of the day apposite
Pronunciation: ˈapəzɪt
adjective
apt in the circumstances or relation to something

There are 2 definitions of fritz in English:

Fritz2

Line breaks: Fritz
Pronunciation: /frɪts
 
/

noun

British informal , dated
1A German, especially a soldier in the First World War (often used as a nickname).
More example sentences
  • The other day two Fritzes appeared walking unarmed along the top of their trench trying to fraternise.
  • We saw Fritz try to get several other balloons but the anti-aircraft guns compelled him to fly high and so he could not make a direct hit.
1.1 [in singular] The Germans collectively.

Origin

abbreviation of the German given name Friedrich.