opslappen
Op slappen is a Dutch verb that appears primarily in informal language and regional speech. It is not listed in standard dictionaries, and its meaning is not fixed. In casual sources such as online discussions and everyday talk, opslappen is described as an informal, polysemous term whose sense depends on context and speaker. Some speakers use it to denote performing a quick, superficial fix or solution—essentially to slap something together hastily. In other contexts, the term can imply applying something abruptly or waking someone up with a light slap. The prefix op- in Dutch often signals a directional or qualitative nuance, but there is no agreed single definition for opslappen.
Etymology is uncertain, and there are no authoritative sources documenting the term. Regional usage varies: opslappen
In relation to standard vocabulary, opslappen can be contrasted with more established verbs such as slappen