What is the meaning of Stramme?

tighten, make tight or stringent

plural and definite singular attributive of stram

inflection of stramm:

1. strong/mixed nominative/accusative feminine singular
2. strong nominative/accusative plural
3. weak nominative all-gender singular
4. weak accusative feminine/neuter singular

strong/mixed nominative/accusative feminine singular

strong nominative/accusative plural

weak nominative all-gender singular

weak accusative feminine/neuter singular

to tighten (something)

Source: wiktionary.org