Verb
(transitive, of intangibles) To let go, allow, release, pass over without action.
The police officer let the ticket slide when she found her brother-in-law's car illegally parked.
The administrator let the minor infraction slide with only a disapproving look.
To pass out of one's thought as not being of any consequence.
(transitive, of persons) To tolerate a violation of a norm from.
The judge let me slide on the speeding, but not on a $200 seat-belt violation.
(idiomatic) To allow the condition of something to deteriorate due to negligence or apathy.
He let the farm slide after inheriting it from his father.
Used other than figuratively or idiomatically: see let, slide.
Source: en.wiktionary.orgThey oughtta give me the Wurlitzer Prize For all the silver I let slide down the slot. Playin' those songs sung blue That help me remember you. I don't wanna get over you. Waylon Jennings