We found 8 dictionaries that define the word lay a finger on:

General (4 matching dictionaries)

1. lay a finger on: Merriam-Webster
2. lay a finger on: Collins English Dictionary
3. lay a finger on: Wiktionary
4. lay a finger on: TheFreeDictionary.com

Computing (1 matching dictionary)

5. lay a finger on: Encyclopedia

Medicine (1 matching dictionary)

6. lay a finger on: Medical dictionary

Miscellaneous (1 matching dictionary)

7. lay a finger on: Idioms

Slang (1 matching dictionary)

8. Lay a finger on: Dublin Slang and Phrasebook

Definitions from Wiktionary (lay a finger on) ▸ verb:  (idiomatic, colloquial) To merely touch. ▸ verb:  Used other than figuratively or idiomatically: see lay, a, finger, on: to finger Similar: lay a hand on, finger, lay a glove on, lay one's hands on, befinger, point, fingertip, touch upon, lay hands on, touch cloth, more... Opposite: untouchable, inviolable, sacrosanct, pristine, immaculate ▸ Words similar to lay a finger on ▸ Usage examples for lay a finger on ▸ Idioms related to lay a finger on ▸ Wikipedia articles (New!) ▸ Words that often appear near lay a finger on ▸ Rhymes of lay a finger on ▸ Invented words related to lay a finger on